function arranja()
	{
	//adressa();
	var franjaSup = ref("franjaSup");
	franjaSup.src = "grafics/banner_" + refmin() + ".png";
	imarqueja()
	}
	
	


function imarqueja()
	{
	var adressa = "http://" + window.location.host + ":8080/exist/rest/db/arxiuvirtual/codi/xqueries.xql?proces=inici";
	//var adressa = "http://80.33.157.168:8080/exist/rest/db/arxiuvirtual/codi/xqueries.xql?proces=inici";
	//var adressa = "http://localhost:8080/exist/rest/db/arxiuvirtual/codi/xqueries.xql?proces=inici";
	var objFrame = document.getElementById("ifr");
	objFrame.src = adressa;
	}
	

	
	
function trametCerca()
	{
	var req = valParamReq("motsCercats");
	var camp = document.formulari.elements["motsCercats"].value;
	var val;
	if (req=="" && camp=="") {alert("Cal que hi entreu al menys una paraula!");}
	else {
		if (req=="") {val=camp;}
		else {val = req;}
		cont = '<iframe src="" id="ifr" name="ifr" frameborder="0" vspace="0" hspace="0" marginwidth="0" marginheight="0" width="1000" scrolling="no" height="500"></iframe>';
		substitueix("marcprincipal", cont);
		iframe(val);
		}
	}
	
	
function collaboracio()
	{
		cont = '<iframe src="eyeOS" id="ifr" name="ifr" frameborder="0" vspace="0" hspace="0" marginwidth="0" marginheight="0" width="990" scrolling="auto" height="460"></iframe>';
		substitueix("marcprincipal", cont);
		cont2 = '<div onClick="location=\'estatica.xml\'"><a>inici</a></div>';
		cont3 = '';
		substitueix("persianaInf", cont3);
	}
	



function estatics(concepte) 
	{
	amagaEstatics();
	if (concepte!='cap') {canviaDisplay(concepte, 'block');}
	canviaDisplay('persianaSup', 'block');
	//scrollTo(0, 160);
	}
	
function amagaEstatics() 
	{
	canviaDisplay('presentacio', 'none');
	canviaDisplay('descripcio', 'none');
	canviaDisplay('reconeixements', 'none');
	canviaDisplay('genesi', 'none');
	canviaDisplay('vincles', 'none');
	}

function iframe(motsCercs)
	{
	var adressa = "http://" + window.location.host + ":8080/exist/rest/db/arxiuvirtual/codi/xqueries.xql?accio=consulta&proces=obteLlistat&tipfitxa=arxiu&motsCercats="+motsCercs;
	//var adressa = "http://80.33.157.168:8080/exist/rest/db/arxiuvirtual/codi/xqueries.xql?accio=consulta&proces=obteLlistat&tipfitxa=arxiu&motsCercats="+motsCercs;
	//var adressa = "http://localhost:8080/exist/rest/db/arxiuvirtual/codi/xqueries.xql?accio=consulta&proces=obteLlistat&tipfitxa=arxiu&motsCercats="+motsCercs;
	var objFrame = document.getElementById("ifr");
	objFrame.src = adressa;
	}
	

function mostraAdressa()
	{alert('info@arxiuvirtual.cat');}
	
function mostraAdressa2()
	{
	substitueix('avis', 'info@arxiuvirtual.cat');
	canviaDisplay('avis', 'block');
	}
	

function ref(elem)
	{
	if (document.getElementById) {return document.getElementById(elem);}
	else {return document.all(elem);}
	}
	
	
function refmin(){
	var divisor = 3;
	var data = new Date();
	var minut = data.getMinutes();
	var ref = Math.round(minut/divisor)+1;
	return ref;
	}
	
	
function valParamReq(nom)
	{
	nom = nom.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
	var regexS = "[\\?&]"+nom+"=([^&#]*)";
	var regex = new RegExp(regexS);
	var resultat = regex.exec(window.location.href);
	if( resultat == null )return "";
	else return resultat[1];
	}


function canviaDisplay(elem, opcio) {ref(elem).style.display = opcio;}

function substitueix(elem, cont) {ref(elem).innerHTML = cont;}
		
		
function amaga(elem)
	{
	if (ref(elem).style) {ref(elem).style.visibility = 'hidden';}
	else {ref(elem).visibility = 'hide';}
	}
	

function valorCamp(camp)
	{
	return document.formulari.elements[camp].value;
	}