var isNav,isIE
var bw
var coll=""
var styleObj=""

var nDelay=500;
var aMenuTimer	= new Array();

var nContainerYPos	= 86;	// Top global
var nMenuYPos	= 35;		// Top relatiu 

function verifyCompatibleBrowser(){
	var t=this
	t.ver=navigator.appVersion 
	t.dom=document.getElementById?1:0;
	t.ie7=(t.ver.indexOf("MSIE 7")>-1 && t.dom)?1:0;
	t.ie6=(t.ver.indexOf("MSIE 6")>-1 && t.dom)?1:0; 
	t.ie5=(t.ver.indexOf("MSIE 5")>-1 && t.dom)?1:0; 
	t.ie4=(document.all && !t.dom)?1:0; 
	t.ie4mac=(document.all && t.dom && t.ver.indexOf("Macintosh")>-1)?1:0; 
	t.ns6=(t.dom && parseInt(t.ver)>=5)?1:0; 
	t.ns4=(document.layers && !t.dom)?1:0; 
	t.bw=(t.ie5||t.ie4||t.ns4||t.ns6||t.ie4mac);
	return this 
} 
bw=new verifyCompatibleBrowser();

isIE=(bw.ie5||bw.ie4||bw.ie6||bw.ie4mac||bw.ie7);
isNav=((bw.ns4||bw.ns6)&&(!bw.dom));

function canShowDiv(theDivName){
	for(i=1;i<cNumItems+1;i++){
		canHideDiv('Menu'+i);
	}
	document.getElementById(theDivName).style.visibility='visible';
	clearTimeout(aMenuTimer[theDivName]);
	eval(theDivName + 'x').background="img/pestanya2x.gif";
}

function canHideDiv(theDivName){	
	document.getElementById(theDivName).style.visibility='hidden';
	eval(theDivName + 'x').background="img/pestanya1x.gif";
}

function canShowDivDelay(theDivName,theDelay){
	aMenuTimer[theDivName]=setTimeout('canShowDiv(\''+ theDivName +'\')',theDelay);
}

function canHideDivDelay(theDivName,theDelay){
	aMenuTimer[theDivName]=setTimeout('canHideDiv(\''+ theDivName +'\')',theDelay);
}

function canWriteDiv(theDivName,theContent){
	bw=new verifyCompatibleBrowser();
	if (bw.dom){
		document.getElementById(theDivName).innerHTML = theContent;
	}
	else if (bw.ns4){
		var lyr=document.layers['BarraMenu'].document.layers[theDivName].document;
		lyr.open();
		lyr.write(theContent);
		lyr.close();
	}
}

function canInitMenu(usuari){
	
	var theMenuDivStyle=getObjectStyle('MenuDesp');
	theMenuDivStyle.top= nMenuYPos +"px";
	
	menuInterval=setInterval('canResituarMenu()',40);
	
	cNumItems = 5;
	for (i=1;i<cNumItems+1;i++){			
			canHideDiv('Menu'+i);			
			canM=eval('canMenuItem'+ i +'Content');
			if (i==5) {
				if (usuari>0) canM=eval('canMenuItem5Content2');
				if (usuari>=5) canM+=eval('canMenuItem5Content3');
				if (usuari<5 && usuari>0) canM+=eval('canMenuItem5Content4');
			}	
			canWriteDiv('Menu'+i,canM+"</table>");			
	}
//	if (usuari>0) canWriteDiv('Menu5','canMenuItem5ContentOpp'));			

}

function canResituarMenu(){
	var theMenuDivStyle=getObjectStyle('MenuDesp');
	theMenuDivStyle.top=(getScrollTop()>(nContainerYPos + nMenuYPos))?(getScrollTop()-nContainerYPos)+"px":nMenuYPos+"px";	
}

function getScrollTop(){
//	return isIE?((document.documentElement)?document.documentElement.scrollTop:document.body.scrollTop):window.pageYOffset;	
	return isIE?document.body.scrollTop:window.pageYOffset;	

}

function getObjectStyle(obj){
	var bw=new verifyCompatibleBrowser();
	return (typeof obj=="string")?(theObj=bw.dom?document.getElementById(obj).style:eval("document."+coll+obj+styleObj)):theObj=obj;
}

function canPreloadImage(strImgObj,strImgSrc) {
	if (document.images) {
			eval(strImgObj+' = new Image()');
			eval(strImgObj+'.src = "'+ strImgSrc +'"');
	}
}


function getElementPosition(elemID) {
    var offsetTrail = document.getElementById(elemID);
    var offsetLeft = 0;
    var offsetTop = 0;
    while (offsetTrail) {
        offsetLeft += offsetTrail.offsetLeft;
        offsetTop += offsetTrail.offsetTop;
        offsetTrail = offsetTrail.offsetParent;
    }
    if (navigator.userAgent.indexOf("Mac") != -1 && 
        typeof document.body.leftMargin != "undefined") {
        offsetLeft += document.body.leftMargin;
        offsetTop += document.body.topMargin;
    }
    return {left:offsetLeft, top:offsetTop};
}


function overColor(obj){
		obj.style.backgroundColor ="#000066";
}

function outColor(obj){
		obj.style.backgroundColor ="#0000aa";
}

var canMenuItem1Content = '<table bgcolor="#0000aa" style="z-index:100; top: 0px; POSITION: absolute; left: 0px; font-size: 10pt; border-left-width: 1px; border-right-width: 1px; border-top-style: solid; border-top-width: 1px; border-bottom-style: solid; border-bottom-width: 1px" cellpadding="3" cellspacing="3"><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="index.php">Principal</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="cn.php">Cancioneros y discografías</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="epistolas.php">e-pístolas</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="fd.php">Famosos desconocidos</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="lm.php">LiteraMúsica</a></td></tr>'
var canMenuItem2Content = '<table bgcolor="#0000aa" style="z-index:100; top: 0px; POSITION: absolute; left: 100px; font-size: 10pt; border-left-width: 1px; border-right-width: 1px; border-top-style: solid; border-top-width: 1px; border-bottom-style: solid; border-bottom-width: 1px" cellpadding="3" cellspacing="3"><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="estat.php">Curiosidades estadísticas</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="criteris.php">Criterios utilizados</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="preguntes.php">Preguntas frecuentes</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="credits.php">Créditos y agradecimientos</a></td></tr>'
var canMenuItem3Content = '<table bgcolor="#0000aa" style="z-index:100; top: 0px; POSITION: absolute; left: 200px; font-size: 10pt; border-left-width: 1px; border-right-width: 1px; border-top-style: solid; border-top-width: 1px; border-bottom-style: solid; border-bottom-width: 1px" cellpadding="3" cellspacing="3"><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="toolbar.php">Barra de herramientas</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="barra.php">Incorpore el buscador</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="links.php">Enlaces</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="vd.php">Venta de discos</a></td></tr>'
var canMenuItem4Content = '<table bgcolor="#0000aa" style="z-index:100; top: 0px; POSITION: absolute; left: 300px; font-size: 10pt; border-left-width: 1px; border-right-width: 1px; border-top-style: solid; border-top-width: 1px; border-bottom-style: solid; border-bottom-width: 1px" cellpadding="3" cellspacing="3"><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="veurellibre.php">Leer Libro de visitas</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="llibre.php">Escribir Libro de visitas</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="contacte.php">Contacto</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="comentari.php?NM=6">Cómo colaborar</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="enquesta.php">Encuesta</a></td></tr>'
var canMenuItem5Content = '<table bgcolor="#0000aa" style="z-index:100; top: 0px; POSITION: absolute; left: 400px; font-size: 10pt; border-left-width: 1px; border-right-width: 1px; border-top-style: solid; border-top-width: 1px; border-bottom-style: solid; border-bottom-width: 1px" cellpadding="3" cellspacing="3"><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="entrada.php">Identificarse</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="registre.php">Registrarse</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="donaciones.php">Donaciones</a></td></tr>'
var canMenuItem5Content2 = '<table bgcolor="#0000aa" style="z-index:100; top: 0px; POSITION: absolute; left: 400px; font-size: 10pt; border-left-width: 1px; border-right-width: 1px; border-top-style: solid; border-top-width: 1px; border-bottom-style: solid; border-bottom-width: 1px" cellpadding="3" cellspacing="3"><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="entrada.php">Identificarse</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="paneldecontrol.php">Panel de control</a></td></tr>'
var canMenuItem5Content3 = '<tr><td>------------------------------</td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="edit_comentaris.php?COD=nx&NUMCOD=0">Añadir artículo</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="edit_comentaris6.php">Artículos en borrador</a></td></tr><tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="lligams.php">Enlazar documentos</a></td></tr>'
var canMenuItem5Content4 = '<tr><td onmouseover="javascript:overColor(this)"  onMouseOut="javascript:outColor(this)"><A href="donaciones.php">Donaciones</a></td></tr>'