var searchname="busqueda.do";

function validarBusqueda(){

 if (document.formbusqueda.palabra.value.length==0){ 
       alert(mensajebusqueda);
       document.formbusqueda.palabra.focus(); 
  }else{  

		doSearch(); 
	}
}

function validarAvanzado(){

 if (document.formbusqueda.palabra.value.length==0){ 
       alert(mensajebusqueda);
       document.formbusqueda.palabra.focus(); 
  }else{  

		doAvancedSearch(); 
	}
}

function trecords(){
	this.index=(trecords.count++)
	this.link=''
	this.keywords=''
	this.description=''
	return this
}
trecords.prototype.set=function(link,keywords,description) {
	this.link=link
	this.keywords=keywords
	this.description=description
}
trecords.prototype.searchstring=function() { return this.link+' '+this.keywords+' '+this.description }
trecords.prototype.count=0

function add(link,keywords,description) {
	al=records.length
	records[al]=new trecords()
	records[al].set(link,keywords,description)
}

records = new Array()
finds=0
sites=0

andresult=false
SortResults=true
display_start=0
displast=5
function qsort(f, l){  // not used anymore, causes stack-overflow in large database
// Qsort function by Rob B.
	var a=f
	var b=l
	var s
	var m = results[(a+b)>>1].val
   	while (a<=b) {
		while (results[a].val>m) {a++}
		while (m>results[b].val) {b--}

		if (a<=b) {
            		s=results[a]
			results[a]=results[b]
			results[b]=s
            	a++
            	b--
        	}
	} 
	if (f<b) this.qsort(f, b)
	if (a<l) this.qsort(a, l)
}
function bsort() {
	for (var i=results.length-1; i>=0; i--) {
		for (var j=i; j>=0; j--) {
			if (results[i].val>results[j].val) {
				s=results[i]
				results[i]=results[j]
				results[j]=s
			}
		}	
	}
}

function searchAll(keyword, tiempoinicial){
	var timeA = getInitialTime(tiempoinicial);
	
	var nw=0
	finds=0
	sites=0

	var x = parseIt(keyword)
	if(x == -1) return
	total_keywords=x

	document.open()
	document.clear()
	
	
	if (keyword.length>50) keyword=keyword.substring(0,60)+"..."

	results=new Array()
	
	for (q=0; q<records.length; q++) {
		results[q]=new Array()
		results[q].rec=q
		results[q].val=0
	}

	for (nw=0; nw<keywords.length; nw+=1) search(keywords[nw])
	if (andresult) {
		for (a=0; a<results.length; a+=1) {
			if (results[a].val>0) {
				if (results[a].val<=(total_keywords-1)<<1) {
					results[a].val=0
					sites-=1
				}
			}
		}
	}
	if (SortResults && keywords!='[all]') bsort()

	// Now we build the output page
	displast=display_start
	displast+=5
	if (displast>sites) displast=sites

	var timeB=new Date()
	
	if (finds==0) { display_start=-1; displast=0 }
	document.write("<center>"+i18n_resultados+" <b>"+(display_start+1)+"-"+(displast)+"</b> "+i18n_de+" <b>"+sites+"</b> "+i18n_para+" <b>"+keyword+"</b> "+i18n_tiempo+" <b>"+((timeB-timeA)/1000)+"</b> "+i18n_segundos+".</center>")

	if (displast>sites && finds!=0) displast=sites+1


	if (finds==0) {
		document.write("<font color=green>"+i18n_noseencontro+" <b>''"+keyword+"''</b></font>"+
						"<p>"+i18n_lapalabra+" - <b>"+keyword+"</b> - "+i18n_noencontrado+"</p>"+
						"<LI>"+i18n_mensaje1+"</li>"+
						"<LI>"+i18n_mensaje2+"</li>"+						
						"<LI>"+i18n_mensaje3+"</li></span>"+
						"</p>")
		document.close()
		return
	}

	q2=display_start
	q3=displast
	for (q=display_start; q<q3; q+=1) {
		if (results[q].val>0) {
			rc=results[q].rec
			document.write("<img src='./images/ico_flecha_nar.gif' border=0>&nbsp;<span class='buscatitulo'>"+records[rc].link+"</span><br>")
			x1=records[rc].link.indexOf('http://')
			if (x1==-1) x1=records[rc].link.indexOf('href=')+5
			else x1+=7
			x2=records[rc].link.indexOf('>')-1
			if (x1>0 && x2>0) {
				tmp=records[rc].link.substring(x1,x2)
				x2=tmp.indexOf(' ')
				if (x2>0) tmp=tmp.substring(0,x2)
				if (tmp.substring(0,1)=="'") tmp=tmp.substring(1,tmp.length-2)
				if (tmp.substring(0,1)=='"') tmp=tmp.substring(1,tmp.length-1)
				document.write("<table border=0 width=400><tr><td><span class='texto'>"+records[rc].description+"</span></td></tr></table><br>")
			}
			q2++
   		}
	}

	if (finds>5) {
		document.write("<BR>")
		pages=Math.round(finds/5)
		if (finds%5<6)	pages++

		// Create the parameter string
		paramstring=searchname+"?keywords="+keyword+"&and="+andresult+"&sort="+SortResults
		//imagenes iberdroooooola
		document.write("<center><table border=0 cellpadding=0 cellspacing=0><tr><td><img src='./images/iberdr.jpg' border=0></td>");
		//if (display_start>0) document.write("<a href='"+paramstring+"&disp="+(display_start-5)+"'>anterior</a>")
		//document.write("&nbsp;&nbsp;&nbsp;")

		for (i=1; i<=pages; i+=1){
				if ((((i-1)*5)+1)<=sites){
				if (display_start ==(((i-1)*5))){
				  document.write("<td><a href='"+paramstring+"&disp="+(((i-1)*5))+"'><img src='./images/o.jpg' border=0></a></td>")				
				}else{
				 document.write("<td><a href='"+paramstring+"&disp="+(((i-1)*5))+"'><img src='./images/ov.jpg' border=0></a></td>")
			 	}
			 }
		}
		//document.write("&nbsp;&nbsp;&nbsp;")
		//if (displast<=sites) document.write("<a href='"+paramstring+"&disp="+(displast)+"'>siguiente</a>")
		document.write("</td><td><img src='./images/la.jpg' border=0></tr>")
		// fin imagenes
		
		document.write("<tr>");
		if (display_start>0) document.write("<td align=right><a href='"+paramstring+"&disp="+(display_start-5)+"' class='buscanavega'>"+i18n_anterior+"</a></td>");
		else document.write("<td>&nbsp;</td>");


		for (i=1; i<=pages; i+=1){
			if ((((i-1)*5)+1)<=sites) {
			//document.write("<td align=center><a href='"+paramstring+"&disp="+(((i-1)*5))+"' class='buscanavega'>"+i+"</a></td>")
			
				if (display_start ==(((i-1)*5))){
					document.write("<td align=center class='buscanavega'>"+i+"</td>");
				}else{
					document.write("<td align=center><a href='"+paramstring+"&disp="+(((i-1)*5))+"' class='buscanavega'>"+i+"</a></td>")
				}
			
			}
		}
		document.write("&nbsp;&nbsp;&nbsp;")
		if (sites-displast >0 ) document.write("<td><a href='"+paramstring+"&disp="+(displast)+"' class='buscanavega'>"+i18n_siguiente+"</a></td>")
		else document.write("<td>&nbsp;</td>");
		
		document.write("</tr></table>")
	}
	document.close()
}
function cancelarAvanzado(){
var f = document.formbusqueda;

f.reset();
}
function searchAvanAll(keyword, tiempoinicial,buscarcomo,site,noticias,eventos,documentacion,ofertas,proyectos){
	var timeA = getInitialTime(tiempoinicial);
	
	var nw=0
	finds=0
	sites=0

	var x = parseIt(keyword)
	if(x == -1) return
	total_keywords=x

	document.open()
	document.clear()
	
	
	if (keyword.length>50) keyword=keyword.substring(0,60)+"..."

	results=new Array()
	
	for (q=0; q<records.length; q++) {
		results[q]=new Array()
		results[q].rec=q
		results[q].val=0
	}

	for (nw=0; nw<keywords.length; nw+=1) search(keywords[nw])
	if (andresult) {
		for (a=0; a<results.length; a+=1) {
			if (results[a].val>0) {
				if (results[a].val<=(total_keywords-1)<<1) {
					results[a].val=0
					sites-=1
				}
			}
		}
	}
	if (SortResults && keywords!='[all]') bsort()

	// Now we build the output page
	displast=display_start
	displast+=5
	if (displast>sites) displast=sites

	var timeB=new Date()
	
	if (finds==0) { display_start=-1; displast=0 }
	document.write("<center>"+i18n_resultados+" <b>"+(display_start+1)+"-"+(displast)+"</b> "+i18n_de+" <b>"+sites+"</b> "+i18n_para+" <b>"+keyword+"</b> "+i18n_tiempo+" <b>"+((timeB-timeA)/1000)+"</b> "+i18n_segundos+".</center>")

	if (displast>sites && finds!=0) displast=sites+1


	if (finds==0) {
		document.write("<font color=green>"+i18n_noseencontro+" <b>''"+keyword+"''</b></font>"+
						"<p>"+i18n_lapalabra+" - <b>"+keyword+"</b> - "+i18n_noencontrado+"</p>"+
						"<LI>"+i18n_mensaje1+"</li>"+
						"<LI>"+i18n_mensaje2+"</li>"+						
						"<LI>"+i18n_mensaje3+"</li></span>"+
						"</p>")
		document.close()
		return
	}

	q2=display_start
	q3=displast
	for (q=display_start; q<q3; q+=1) {
		if (results[q].val>0) {
			rc=results[q].rec
			document.write("<img src='./images/ico_flecha_nar.gif' border=0>&nbsp;<span class='buscatitulo'>"+records[rc].link+"</span><br>")
			x1=records[rc].link.indexOf('http://')
			if (x1==-1) x1=records[rc].link.indexOf('href=')+5
			else x1+=7
			x2=records[rc].link.indexOf('>')-1
			if (x1>0 && x2>0) {
				tmp=records[rc].link.substring(x1,x2)
				x2=tmp.indexOf(' ')
				if (x2>0) tmp=tmp.substring(0,x2)
				if (tmp.substring(0,1)=="'") tmp=tmp.substring(1,tmp.length-2)
				if (tmp.substring(0,1)=='"') tmp=tmp.substring(1,tmp.length-1)
				document.write("<table border=0 width=400><tr><td WRAP=SOFT><span class='texto'>"+records[rc].description+"</span></td></tr></table><br>")
			}
			q2++
   		}
	}

	if (finds>5) {
		document.write("<BR>")
		pages=Math.round(finds/5)
		if (finds%5<6)	pages++

		// Create the parameter string
		paramstring=searchname+"?op=avan&keywords="+keyword+"&buscarcomo="+buscarcomo+"&site="+site+"&noticias="+noticias+"&eventos="+eventos+"&documentacion="+documentacion+"&ofertas="+ofertas+"&proyectos="+proyectos+"&and="+andresult+"&sort="+SortResults
		//imagenes iberdroooooola
		document.write("<center><table border=0 cellpadding=0 cellspacing=0><tr><td><img src='./images/iberdr.jpg' border=0></td>");
		//if (display_start>0) document.write("<a href='"+paramstring+"&disp="+(display_start-5)+"'>anterior</a>")
		//document.write("&nbsp;&nbsp;&nbsp;")

		for (i=1; i<=pages; i+=1){
				if ((((i-1)*5)+1)<=sites){
				if (display_start ==(((i-1)*5))){
				  document.write("<td><a href='"+paramstring+"&disp="+(((i-1)*5))+"'><img src='./images/o.jpg' border=0></a></td>")				
				}else{
				 document.write("<td><a href='"+paramstring+"&disp="+(((i-1)*5))+"'><img src='./images/ov.jpg' border=0></a></td>")
			 	}
			 }
		}
		//document.write("&nbsp;&nbsp;&nbsp;")
		//if (displast<=sites) document.write("<a href='"+paramstring+"&disp="+(displast)+"'>siguiente</a>")
		document.write("</td><td><img src='./images/la.jpg' border=0></tr>")
		// fin imagenes
		
		document.write("<tr>");
		if (display_start>0) document.write("<td align=right><a href='"+paramstring+"&disp="+(display_start-5)+"' class='buscanavega'>"+i18n_anterior+"</a></td>");
		else document.write("<td>&nbsp;</td>");


		for (i=1; i<=pages; i+=1){
			if ((((i-1)*5)+1)<=sites) {
			//document.write("<td align=center><a href='"+paramstring+"&disp="+(((i-1)*5))+"' class='buscanavega'>"+i+"</a></td>")
			
				if (display_start ==(((i-1)*5))){
					document.write("<td align=center class='buscanavega'>"+i+"</td>");
				}else{
					document.write("<td align=center><a href='"+paramstring+"&disp="+(((i-1)*5))+"' class='buscanavega'>"+i+"</a></td>")
				}
			
			}
		}
		document.write("&nbsp;&nbsp;&nbsp;")
		if (sites-displast >0 ) document.write("<td><a href='"+paramstring+"&disp="+(displast)+"' class='buscanavega'>"+i18n_siguiente+"</a></td>")
		else document.write("<td>&nbsp;</td>");
		
		document.write("</tr></table>")
	}
	document.close()
}
/*
function Cat() {
	document.open()
	document.clear()

	DisplayXSearch()
	document.close()
}
*/
function stripInput(key) {
	while(key.substring(0,1) == ","  || key.substring(0,1) == " " ) key = key.substring(1,key.length)
	while(key.substring(key.length-1,key.length) == "," || key.substring(key.length-1,key.length) == " ") key = key.substring(0,key.length-1)
	return key
}

function parseIt(key) {
	key=stripInput(key)+" "
	var y=0

	while(key.indexOf(" ") > 0) {
		if (key.substring(0,1)=='"') {
			var pos=key.indexOf('"',2)
			keywords[y]=key.substring(1,pos)
			keywords[y]=stripInput(keywords[y])
			y++
			key=key.substring(pos+1,key.length)
		} else {
			var pos=key.indexOf(' AND ')
			if ((pos>0) && (key.indexOf(' ')>=pos)) {
				pos=key.indexOf(' ',pos+5)
				keywords[y]=key.substring(0,pos)
				keywords[y]=stripInput(keywords[y])
				y++
				key=key.substring(pos+1,key.length)
				if (key.substring(0,4)=='AND ') {
					pos=keywords[y-1].indexOf(' ')+5
					key=keywords[y-1].substring(pos,keywords[y-1].length)+' '+key
				}
			} else {
		  		var pos=key.indexOf(' OR ')
		  		if ((pos>0) && (key.indexOf(' ')>=pos))	{
					pos=key.indexOf(' ')
					keywords[y]=key.substring(0,pos)
					keywords[y]=stripInput(keywords[y])
					if (keywords[y]!=keywords[y-1])	y++
					key=key.substring(pos+1,key.length)
					pos=key.indexOf('OR ')
					key=key.substring(pos+3,key.length)
					pos=key.indexOf(' ')
					keywords[y]=key.substring(0,pos)
					keywords[y]=stripInput(keywords[y])
					y++
					key=key.substring(pos+1,key.length)
					if (key.substring(0,3)=='OR ') key=keywords[y-1]+' '+key
				} else {
					var pos = key.indexOf(" ")
					keywords[y]=key.substring(0,pos)
					keywords[y] = stripInput(keywords[y])
					y++
					if(y > 50) return -1
					key=key.substring(pos+1,key.length)
				}
			}
		}
	}
	return y-1
}

var keywords = new Array();
var results;

function doSearch(){
	//timeA=setInitialTime();
	searchname="busqueda.do";
	var keytext=searchname+"?keywords=";
	var andtext="&and=";
	searchwords=document.formbusqueda.palabra.value.toUpperCase(); 
	
	while (searchwords.indexOf(" ")>-1){ 
		pos=searchwords.indexOf(" ");
		searchwords=searchwords.substring(0,pos)+"+"+searchwords.substring(pos+1); 
	}
	
	document.location=keytext+searchwords+andtext+"0";
	
	/*document.write("<form name=faux method=post action="+searchname+">" );
	document.write("<input type=hidden name=keywords value='"+searchwords+"'>" );
	document.write("<input type=hidden name=and value='0'>" );
	document.write("</form><script>document.faux.submit();</script>" );*/
	
	
}
function doAvancedSearch(){
	//timeA=setInitialTime();
	searchname="busqueda.do";
	buscarcomo=document.formbusqueda.buscarcomo.value;
	if (document.formbusqueda.site.checked) document.formbusqueda.site.value="1";
	else document.formbusqueda.site.value="0";
	if (document.formbusqueda.noticias.checked) document.formbusqueda.noticias.value="1";
	else document.formbusqueda.noticias.value="0";
	if (document.formbusqueda.eventos.checked) document.formbusqueda.eventos.value="1";
	else document.formbusqueda.eventos.value="0";
	if (document.formbusqueda.documentacion.checked) document.formbusqueda.documentacion.value="1";
	else document.formbusqueda.documentacion.value="0";
	if (document.formbusqueda.ofertas.checked) document.formbusqueda.ofertas.value="1";
	else document.formbusqueda.ofertas.value="0";
	if (document.formbusqueda.proyectos.checked) document.formbusqueda.proyectos.value="1";
	else document.formbusqueda.proyectos.value="0";
	
	var keytext=searchname+"?op=avan&keywords=";
	var andtext="&buscarcomo="+buscarcomo+"&site="+document.formbusqueda.site.value+"&noticias="+document.formbusqueda.noticias.value+"&eventos="+document.formbusqueda.eventos.value+"&documentacion="+document.formbusqueda.documentacion.value+"&ofertas="+document.formbusqueda.ofertas.value+"&proyectos="+document.formbusqueda.proyectos.value+"&and=";
	searchwords=document.formbusqueda.palabra.value.toUpperCase(); 
	
	while (searchwords.indexOf(" ")>-1){ 
		pos=searchwords.indexOf(" ");
		searchwords=searchwords.substring(0,pos)+"+"+searchwords.substring(pos+1); 
	}
	
	document.location=keytext+searchwords+andtext+"0";
	
	/*document.write("<form name=faux method=post action="+searchname+">" );
	document.write("<input type=hidden name=keywords value='"+searchwords+"'>" );
	document.write("<input type=hidden name=and value='0'>" );
	document.write("</form><script>document.faux.submit();</script>" );*/
	
	
}
function setInitialTime(){
var retorno="";
var tiempo = new Date();
retorno = tiempo.getYear()+","+tiempo.getMonth()+","+tiempo.getDate()+","+tiempo.getHours()+","+tiempo.getMinutes()+","+tiempo.getSeconds();
return retorno;

}
function getInitialTime(tiempo){
var retorno;
var st = tiempo.split(',');
return new Date(st[0],st[1],st[2],st[3],st[4],st[5]);

return tiempo;
}
/*						
function DisplayXSearch() {
	
	templateEnd()
}
*/
function search(keyword) {

	var hit=0
	var addcomplete=0

	for (q=0; q<records.length; q++) {
		addcomplete=0
		search_parm=" "+records[q].searchstring()+" "
		search_parm=search_parm.toLowerCase()

		if (keyword.indexOf(' AND ')>0) {
			firstword=keyword.substring(0,keyword.indexOf(' ')).toLowerCase()
			lastword=keyword.substring(keyword.indexOf(' AND ')+5,keyword.length).toLowerCase()
			if ((search_parm.indexOf(" "+firstword+" ") != -1) && (search_parm.indexOf(" "+lastword+" ")!= -1 )) {
				hit++
				finds++
				if(hit<2) { 
					if (results[q].val==0) sites++
					results[q].val +=2
				} 
			}
		} else {
			keyword=keyword.toLowerCase()
			if ((search_parm.indexOf(" "+keyword+" ") != -1) ||(keyword=="[all]")) {
				hit++
				finds++
				if(hit<2) { 
					if (results[q].val==0) sites++
					results[q].val+=2
				} 
			} else {
				// check for a half hit (ie. search:share find:SHAREware)
				if (search_parm.indexOf(keyword) != -1)	{
					hit++
					finds++
					if(hit < 2) {
						if (results[q].val==0) sites++
						results[q].val+=1
						x=search_parm.indexOf(keyword)+keyword.length
						pos=search_parm.substring(1,x-keyword.length)
						while (pos.indexOf(" ")!=-1) {
							y=pos.indexOf(" ")
							pos=pos.substring(y+1,pos.length)
						}
						if (pos.length<=2) addcomplete++
	
						pos=search_parm.substring(x,search_parm.length)
						fullresult=search_parm.substring(x,x+pos.indexOf(" "))
						
						if (fullresult.length<=2) addcomplete++
						if (addcomplete>1) results[q].val+=1
					}
				}
			}
		}
		hit=0
	} 
}                                       

var searchwords = ''
var newload = true

/*function initXsearch() {
	if (searchwords!='') searchAll(searchwords)
	else if (newload) Cat()
}*/

function tparams(){
	parameters=document.location.search
	parameters=unescape(parameters.substring(1,parameters.length)+'&')

	this.params=new Array()
	i=0
	while (parameters.indexOf('&',0)!=-1) {
		al=this.params.length
		this.params[al]=new Array()
	
		tmp=parameters.substring(0,parameters.indexOf('&',0))
		parameters=parameters.substring(parameters.indexOf('&',0)+1)

		if (tmp.indexOf('=')!=-1) {
			this.params[al].command=tmp.substring(0,tmp.indexOf('='))
			this.params[al].value=tmp.substring(tmp.indexOf('=')+1)
		} else {
			this.params[al].command=tmp
			this.params[al].value=''
		}
	}

	return this
}
tparams.prototype.getValue=function(param){
	value=''
	param=param.toLowerCase()
	al=this.params.length
	for (var i=0; i<al; i+=1) if (this.params[i].command==param) value=this.params[i].value
	return value
}

params=new tparams()
if (params.getValue('keywords')!=''){
	searchwords=params.getValue('keywords')
	origsearchwords=searchwords
	while (searchwords.indexOf('+')>-1) {
		pos=searchwords.indexOf('+')
		searchwords=searchwords.substring(0,pos)+' '+searchwords.substring(pos+1)
	}
}
if (params.getValue('sort')!='')
	if (params.getValue('sort')=='0' || params.getValue('sort')=='false') SortResults=false
	else SortResults=true
if (params.getValue('and')!='')
	if (params.getValue('and')=='0' || params.getValue('and')=='false') andresult=false
	else andresult=true
if (params.getValue('disp')!='') display_start=parseInt(params.getValue('disp'))