function getSelected(actionName) {
	var obj = document.getElementById(actionName);
	obj.className = "selected";
}
function validateSearch() {
	var q = document.getElementById("q").value;
	if ("\u67e5\u8be2\u4ea7\u54c1" == q) {
		q = "";
	}
	if ("" == q) {
		alert("\u8bf7\u8f93\u5165\u8981\u641c\u7d22\u7684\u5173\u952e\u8bcd");
		return false;
	}
}
function overflow(evt) {
	if (evt == null) {
		evt = window.event;
	}//IE
	var myFx = new Fx.Scroll("tab_overflow", {duration:300, wait:false});
	var height = $("tab_container").getStyle("height").toInt() - $("tab_overflow").getStyle("height").toInt();
	var mouse = evt.clientY - 196;
	var num = 500;
	var mov = height.toInt() * (mouse.toInt() / num);
	myFx.start(0, mov.toInt());
	//$("v").value = "mouse:" + mouse + " height:" + height + " mov:" + mov;
}

function showCate(){
	var cate = document.getElementById("cateul");
	if(cate.style.display=='none')
		cate.style.display='block';
	else
		cate.style.display='none';
}

function hideCate(){
	var cate = document.getElementById("cateul");
	if(cate.style.display=='block')
		cate.style.display='none';
}

function hoverButton(id){
	var button = document.getElementById(id);
	button.src = "http://www.scimic.com/static/images/"+id+"h.png"
}

function leaveButton(id){
	var button = document.getElementById(id);
	button.src = "http://www.scimic.com/static/images/"+id+".png"
}