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", "");
				}
			}
		}
	}
}
window.onload=startList;


/* Description formating functions */

function wrapTag(txtarea, lft, rgt) {
	lft = unescape(lft);
	rgt = unescape(rgt);
	if (document.all) {
		wrapIE(lft, rgt);
	} else if (document.getElementById) {
		wrapMoz(txtarea, lft, rgt);
	}
}

function wrapIE(lft, rgt) {
	strSelection = document.selection.createRange().text;
	if (strSelection!="") {
		document.selection.createRange().text = lft + strSelection + rgt;
		}
	}

function wrapMoz(txtarea, lft, rgt) {
	var selLength = txtarea.textLength;
	var selStart = txtarea.selectionStart;
	var selEnd = txtarea.selectionEnd;
	if (selEnd==1 || selEnd==2) selEnd=selLength;
	var s1 = (txtarea.value).substring(0,selStart);
	var s2 = (txtarea.value).substring(selStart, selEnd)
	var s3 = (txtarea.value).substring(selEnd, selLength);
	txtarea.value = s1 + lft + s2 + rgt + s3;
}