// home page javascript
function start_ie_nav() {
	if (document.all && document.getElementById) {
		navRoot = document.getElementById("navigation");
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					curCname = this.className;
					this.className="over";
				}
				node.onmouseout=function() {
					if(!curCname) {
							this.className=this.className.replace("over","out");
					}
					else {
						//alert(curCname);
						this.className=this.className.replace("over",curCname);
					}
				}
			}
		}
	}
}

function show_nav() {
	if(!document.getElementById) {
		return false;
	}
	else {	
		if (!window.XMLHttpRequest) {
			start_ie_nav();
		}
	}	
}

function set_plos() {
	window.onload = plos_go;
}

function plos_go() {
	for(var i = 0;i < plos.length;i++)
		eval(plos[i]);
}

function plo_add(jso) {
	plos[plos.length] = jso;
}

var plos = new Array();
plo_add("show_nav()");
set_plos();