var ver = 0;

function doInit() {
    var ua = window.navigator.userAgent;
    var msie = ua.indexOf ( "MSIE " )
    if ( msie > 0 )        // is Microsoft Internet Explorer; return version number
        ver = parseInt ( ua.substring ( msie+5, ua.indexOf ( ".", msie ) ) );
    
}

function DoOver(color) {
    if (ver >= 4) window.event.srcElement.style.color=color;
}

function DoOut(color) {
    if (ver >= 4) window.event.srcElement.style.color=color;
}

function comprimirMenu(parentDiv) {
    var i;
    var div = document.all.tags("DIV");

    for (i=0; i<div.length; i++) {
        if (div(i).sourceIndex < parentDiv.sourceIndex)
            continue;
        if (parentDiv.contains(div(i)) != true)
            return;
        if (div(i).className == "Outline")
            div(i).style.display = "none";
    }
}

function ExpandirComprimir()
{
    if (ver < 4) return;
    var targetElement, parentDiv;
    i = window.event.srcElement.sourceIndex;
    // el link és situat dins un DIV?
    for (parentDiv = window.event.srcElement.parentElement; parentDiv!=null; parentDiv = parentDiv.parentElement) {
        if (parentDiv.tagName=="DIV") {
            j=1;
            break;
        }
        if (parentDiv.tagName=="BODY") {
           for (j=1; (i+j) < document.all.length && document.all(i+j).tagName=="BR"; j++);
            j+=2;
            break;
        }
    }
    if (parentDiv==null) {
       for (j=1; (i+j) < document.all.length && document.all(i+j).tagName=="BR"; j++);
        j+=2;
        parentDiv = document.body;
    }

    // mirar que l'element no quedi fora de la pàgina (per l'ultim link)
    if ( ((i+j)<document.all.length)  && (document.all(i+j).tagName == "DIV")) {

        if ( parentDiv.contains(document.all(i+j))==true 
            &&  (document.all(i+j).className == "Outline") ) {
            targetElement = document.all(i+j);
            if (targetElement.style.display == "none")
                targetElement.style.display = "";
            else {
                targetElement.style.display = "none";
                comprimirMenu(targetElement);
            }
        } 
    }

    window.event.cancelBubble = true;
}

//////////

function ALink(d,u,a,t)
{
	var f = window.top.frames;
	var force = false;
	var target = f['TEXT'];

	if (window.top.frames.length<2 || f[1].comp==null || f['TEXT']==null) {
		if (!confirm("The file " + u + " may not be available. Continue anyway?")) {return false;}
		force = true;
		if (target==null) target = self;
	}

	var x = window.top.location.href;
	i=x.lastIndexOf("/"); 
	if (i<x.lastIndexOf("\\")) i=x.lastIndexOf("\\");
	var p=x.substring(0,i);
	if (force || f[1].comp[d]=='y') { 
		if (t==null || t!="_top") {
			p=p+'/'+u;
			if (a!=null){p=p+'#'+a;target.location.href=p}
			else {if(target.location.href!=p) target.location.href=p}}
		else {window.top.location.href=p+'/'+u;}}
	else { target.location.href=p+'/comp'+d+'.htm';}
	return false;
}