var visbleCMenu=0; 
    var isOver=0;
    var tout=new Array()
    
    function navTo(path){
        document.location.href=path;
    }
    
    function topLevel_Over(id){
        showTopLevel(id);
        visbleCMenu=id;
        isOver=id;
    }
    function subLevel_Over(id){
        isOver=id;
    }

    function topLevel_Out(id){
        if(visbleCMenu==id){
            window.setTimeout("hideTopLevel(" + id + ")", 1000);
        }
        isOver=0;
    }
    function subLevel_Out(id){
        if(visbleCMenu==id){
            window.setTimeout("hideTopLevel(" + id + ")", 1000);
        }
        isOver=0;
    }
   
    function showTopLevel(id){
        if(visbleCMenu!=id){
            hideTopLevel(visbleCMenu)
            document.getElementById("tre_"+id).style.display="block";
        }
    }
    function hideTopLevel(id){
        if(id>1 && id<7){
            if(isOver!=id){
                document.getElementById("tre_"+id).style.display="none";
                if (visbleCMenu==id){
                    visbleCMenu=0;
                }
            }
        }
    }

    var sh="";
    function toggleInnskraning(){
        var it=document.getElementById("div_Innskraning")
        if(it.style.display=="none"){
            it.style.display="block";
            document.getElementById("txtNotandi").focus();
        }else{
            it.style.display="none";
        }
    }
    
    function minus_click(){
        if(sh!="Size1"){
            if(sh=="Size3"){
                sh="Size2";
            }else{
                if(sh=="Size2"){
                    sh="Size1";
                }                
            }
            setActiveStyleSheet(sh)
        }
    }
    function plus_click(){
        if(sh!="Size3"){
            if(sh=="Size1"){
                sh="Size2";
            }else{
                if(sh=="Size2"){
                    sh="Size3";
                }                
            }
            setActiveStyleSheet(sh)
        }
    }
	function setActiveStyleSheet(title) {
		var i, a, main;
		var minus=document.getElementById("img_Minus");
		var plus=document.getElementById("img_Plus");
		if(title=="Size1"){
		    minus.style.backgroundPosition="0px -12px";
		    minus.style.cursor="default";
		}else{
		    minus.style.backgroundPosition="0px 0px";
		    minus.style.cursor="pointer";
		}
		if(title=="Size3"){
		    plus.style.backgroundPosition="0px -12px";
		    plus.style.cursor="default";
		}else{
		    plus.style.backgroundPosition="0px 0px";
		    plus.style.cursor="pointer";
		}
		for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
			if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
					a.disabled = true;
				if(a.getAttribute("title") == title){
					a.disabled = false;
				}else{
				}
			}
		}
	}

	function window_load(){
		var cookie = readCookie("style");
		var title = cookie ? cookie : getPreferredStyleSheet();
		sh=title;
		setActiveStyleSheet(title);
	}
	function window_unload(){
		var title = getActiveStyleSheet();
		createCookie("style", title, 7);
	}
	function getPreferredStyleSheet() {
		var i, a;
		for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
			if(a.getAttribute("rel").indexOf("style") != -1	&& a.getAttribute("rel").indexOf("alt") == -1 && a.getAttribute("title"))
				return a.getAttribute("title");
		}
		return null;
	}
	function getActiveStyleSheet() {
		var i, a;
		for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
			if(a.getAttribute("rel").indexOf("style") != -1
				&& a.getAttribute("title")
				&& !a.disabled) return a.getAttribute("title");
			}
		return null;
	}
	function createCookie(name,value,days) {
		if (days) {
			var date = new Date();
			date.setTime(date.getTime()+(days*24*60*60*1000));
			var expires = "; expires="+date.toGMTString();
		}
		else expires = "";
		document.cookie = name+"="+value+expires+"; path=/";
	}
	function readCookie(name) {
		var nameEQ = name + "=";
		var ca = document.cookie.split(';');
		for(var i=0;i < ca.length;i++) {
			var c = ca[i];
			while (c.charAt(0)==' ') c = c.substring(1,c.length);
			if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
		}
		return null;
	}