/* begin nav */
hideElements = new Array();
// hides selectors when user rolls over horizontal dropdown


function initnav(obj) {

	var av = navigator.appVersion.toLowerCase();
	var platform;
	// check platform
	if (av.indexOf("mac") != -1) {
		platform = "mac";
	} else if (av.indexOf("windows") != -1) {
		platform = "win";
	}

	var isIE = (navigator.appName == "Microsoft Internet Explorer");

	if (document.getElementById && document.getElementById(obj)) {
		navRoot = document.getElementById(obj);
		for (i=0; i<navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			// make sure drop downs don't extend past 990
			if (node.offsetLeft > 775) {
				var adjust = 775-node.offsetLeft;
				for (var j=0; j<node.childNodes.length; j++) {
					if (node.childNodes[j].nodeName.toUpperCase() == 'UL') {
						node.childNodes[j].style.left = adjust+'px';
					}
				}
			}
			node.onmouseover = function() {
				if (this.className.indexOf('lo') != -1) {
					if (this.className.indexOf('solid') != -1) {
						this.className = 'hi solid';
					} else {
						this.className = 'hi';
					}
					
					if (isIE) {
						for (e=0; e<hideElements.length; e++) {
							var formElem = document.getElementById(hideElements[e].id);
							if (formElem != null) {
								formElem.style.visibility = 'hidden';
							}
						}
						
					}
				}
			}
			node.onmouseout = function() {
				if (this.className.indexOf('hi') != -1) {
					if (this.className.indexOf('solid') != -1) {
						this.className = 'lo solid';
					} else {
						this.className = 'lo'
					}
					
					if (isIE) {
						for (e=0; e<hideElements.length; e++) {
							var formElem = document.getElementById(hideElements[e].id);
							if (formElem != null) {
								formElem.style.visibility = 'visible';
							}
						}
						
					}
				}
			}
		}
	}
	
	if (navigator.appName == "Microsoft Internet Explorer" && platform != "mac") {
		isIE = true;
		window.attachEvent("onload", findForm);
		//window.onload = findForm;
	}
}
/* end nav */