/*
	user interface functions
*/

/* make the list work in ie */
startList = function() 
{
	if (document.all&&document.getElementById) 
	{
		navRoot = document.getElementById("nav");
		for (i=0; i<navRoot.childNodes.length; i++) 
		{
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") 
			{
				node.onmouseover=function() 
								{
									this.className+=" over";
								}
				node.onmouseout=function() 
								{
									this.className=this.className.replace(" over", "");
								}
			}
		}
	}
	navRoot = document.getElementById("nav");
	for (i=0; i<navRoot.childNodes.length; i++) 
	{
		node = navRoot.childNodes[i];
		if (node.nodeName=="LI")
		{
			if(node.innerHTML.indexOf('Vlaardingen') != -1)
			{
				node.className = "big";	
			}
		}
	}
	//setParcours();
}
window.onload=startList;
/* open a new window */
function d_open(aname)
{
	window.open(aname,'','toolbar=no,menu=no,status=no,width=640,height=725,scrollbars=yes,resizable=yes');
}

function setParcours()
{
	var obj		=	document.getElementById("routes");
	if(obj)
	{
		var p	=	getAParcours();
		for (i=0; i<obj.childNodes.length; i++) 
		{
			node=	obj.childNodes[i];
			if(node.nodeName=="P")
			{
				node.innerHTML = p + " kilometer :";
			}
			if(node.nodeName=="A")
			{
				node.href = "javascript:d_open('/static/imagemaps/vlaardingen"+p+".html')";
				node.title= "Parcours " +p+ " kilometer";
				node.innerHTML = "<img src=\"/site/nkveldloop2006.nl/images/route"+p+".jpg\" alt=\"Parcours "+p+" kilometer\" />";
			}
		}
	}
}

function get_random()
{
    var ranNum= Math.round(Math.random()*2);
    return ranNum;
}

function getAParcours()
{
   	var whichParcours	=	get_random();
	var parcours			=	new Array(3)
     parcours[0]="6";
     parcours[1]="9";
     parcours[2]="12";
    
  	return parcours[whichParcours];
}