// Tab Hide and show
hShow = function() {
	var theTxt = document.getElementById("tabs").getElementsByTagName("A");
	for (var i=0; i<theTxt.length; i++) {
		 theTxt[i].onclick=function() {
				for (var k=0; k<theTxt.length; k++) {
					theTxt[k].className=theTxt[k].className.replace('current', '');
				}
			this.className +=" current";
			var theRef = this.getAttribute('href');
			var hash= theRef.indexOf('#')+1;
			var theDiv= theRef.substr(hash);
			theToggleDiv = document.getElementById(theDiv);
			var c = " " + theToggleDiv.className + " ";
			clearClasses("collapseBlock","DIV","over");
		 	theToggleDiv.className+=" over"
		 return false;
		}
	}
}


function clearClasses(el,elName,theClass){
var	navRoot = document.getElementById(el);
	for (j=0; j<navRoot.childNodes.length; j++) {
		var node = navRoot.childNodes[j];
		if (node.nodeName==elName) {
		var x=node;
		x.className=x.className.replace(new RegExp(" "+ theClass + "\\b"), "");
		}
	}
}
addLoadEvent(hShow);