/*
By Pål Bergström, www.palbergstrom.com
For MiL Institute
*/


//sätter aktiv länk och öppnar submeny
function SetActiveLink() {

	var d = document.location.toString();
	var ds = d.lastIndexOf("/")+1;
	var dl = d.length;
	var dlink = d.substring(ds,dl);
	
	if(dlink.indexOf("#") >= 0) {
		var dcl = dlink;
		var dscl = dcl.lastIndexOf("#");
		var dlcl = dcl.length;
		var dlink = dlink.substring(0,dscl)
	}
	
	var alink = document.getElementById('nav').getElementsByTagName('a');
	var nralinks = document.getElementById('nav').getElementsByTagName('a').length;
	
	
	
	for (i=0;i<nralinks;i++) {
		
		var aname = alink[i].href;
		var slash = aname.lastIndexOf("/")+1;
		var last = aname.length;
		var thelink = aname.substring(slash,last);
		
		if (thelink == dlink && alink[i].parentNode.parentNode.id == 'nav' && alink[i].parentNode.getElementsByTagName('ul').length == 0) {
					
				alink[i].className = 'active';
				break;
				
		}
		
		
		
		if (thelink == dlink && alink[i].parentNode.parentNode.id != 'nav') {
				
				
			
				if(alink[i].parentNode.parentNode.parentNode.parentNode.id == 'nav') {
						
					alink[i].parentNode.parentNode.style.display = 'block'
					alink[i].parentNode.parentNode.className = 'open';
					alink[i].parentNode.parentNode.style.zIndex = '1'
					alink[i].parentNode.parentNode.parentNode.childNodes[0].className = 'active'
				}
				
				
				alink[i].className = 'active';
				
				break
				
		}
		
	
		
		
		
	}	
	
}



//position av submeny till vänster
function SetSubMenuPos() {

navRoot = document.getElementById("nav");
nrul = navRoot.getElementsByTagName("UL").length;

for (i=0; i<nrul; i++) {
	var dist = navRoot.getElementsByTagName("UL")[i].parentNode.offsetLeft
	navRoot.getElementsByTagName("UL")[i].style.left = "-" + dist + "px";
}

}


//för meny funktion
StartMenu = function() {
	
	
	SetSubMenuPos() //fixar submenys position
	SetActiveLink()	//fixar submenys visning av aktiv länk
	
	//shiftOpacity("maintextcontent", 0)
	//opacity("maintextcontent",0,100,2000)
	
}

//start
window.onload = StartMenu;