// JavaScript Document
function $(obj){
	return document.getElementById(obj);
}
function show_intro(pre,pree,n,select_n,css){
	for (i = 1; i <= n; i++){
		var intro = $(pre + i);
		var cha = $(pree + i);
		intro.style.display = "none";
		cha.className=css + "_off";
		if (i == select_n){
			intro.style.display = "";
			cha.className=css + "_on";
		}
	}
}
function overmenu(name,num)
{
	var len = 10;
	if(name=="menu") len = 10;
	if(name == "search") len = 7;
	for(var i=1;i<=len;i++)
	{
		if(i!=num)
		{
			$(name+"_"+i).className="";
		}
	}
	$(name+"_"+num).className = "on";
	$("searchType").value = num;


}