/* XSearch Engine version5.2		*/
/* developed by P.Bestebroer		*/
/* http://www.dynamic-core.net	 	*/

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
version="v5.2"
andresult=false
SortResults=true
display_start=0
displast=5 /* 5r */

/* eliminando programacion innecesaria */

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){

	var timeA=new Date()
	var nw=0
	finds=0
	sites=0

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

	document.open()
	document.clear() /* eliminando css xsearch */
	AddBody()

	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 /* 5r */
	if (displast>sites) displast=sites

	var timeB=new Date()

	if (finds==0) { display_start=-1; displast=0 } /* procesando consulta */

	document.write("<h3 class='tdb'>Mostrando <span class='zl'>"+(display_start+1)+"</span> &rarr; <span class='zl'>"+(displast)+"</span> de <span class='zl'>"+sites+"</span> resultados para <span class='xtrmn'>"+keyword+"</span><br />Tiempo de proceso: <span class='grnt'>"+((timeB-timeA)/1000)+"&quot;</span><br />Nota: <span class='zl'>optimize resultados omitiendo palabras como <em>de</em>, <em>para</em>, <em>el</em>, <em>con</em>, etc.</span><br /><em>Powered by</em> <a href='http://www.dynamic-core.net' target='_blank'>XSearch v5.2</a></h3>")

	if (displast>sites && finds!=0) displast=sites+1 /* resultado negativo */

	if (finds==0) {

		document.write("<h3 class='tdb'>La consulta referente a <span class='xtrmn'>"+keyword+"</span> no produjo resultados</h3>")
		DisplayXSearch()
		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("<h1 class='xttl'>"+records[rc].link+"</h1>") /* mostrando enlace para resultado */
			x1=records[rc].link.indexOf('http://')
			if (x1==-1) x1=records[rc].link.indexOf('href=')+6 /* mostrando url completa */
			else x1+=1
			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("<p class='xdes'>"+records[rc].description+"</p><p class='xurl'>"+tmp+"</p>") /* mostrando descripcion y url */
			}

			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

		for (i=1; i<=pages; i+=1){
			if ((((i-1)*5)+1)<=sites) document.write("<span class='xpdp'><a href='"+paramstring+"&disp="+(((i-1)*5))+"'>&laquo;<strong>"+i+"</strong>&raquo;</a></span>&nbsp;&nbsp;") /* enlaces a listas numeradas */
		}

                         /* eliminando back to top & anterior-siguiente */
	}

	DisplayXSearch()
	document.close()
}

function Cat() {

	document.open()
	document.clear() /* eliminando css xsearch */
	AddBody()
	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 AddBody() {

	var keytext='"'+searchname+'?keywords="+'
	var andtext='"&and="+'

	document.write('<script>function doSearch(){'+
						'searchwords=document.searchform.searchwords.value; '+
						'while (searchwords.indexOf(" ")>-1){ pos=searchwords.indexOf(" ");'+
						'searchwords=searchwords.substring(0,pos)+"+"+searchwords.substring(pos+1); }'+
						'document.location='+keytext+' searchwords+'+andtext+'"0"}'+
						'<'+'/'+'script>'
						)

	templateBody() /* aplicando formulario dw */

	document.write("<form name='searchform' method='post' action='javascript:doSearch()' style='display: inline'><input type='text' name='searchwords' class='npt' style='margin: 0 9px 0 0'>"+"<input type='submit' value='Buscar' title='...en Directorio WEB' class='btn' onclick='javascript:doSearch()' /></form>")
}

function DisplayXSearch() { } /* eliminando creditos */

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'))