function scrollDoor2(){
}
scrollDoor2.prototype = {
	sd2 : function(menus,divs,openClass,closeClass){
		var _this = this;
		if(menus.length != divs.length)
		{
			alert("菜单层数量和内容层数量不一样!");
			return false;
		}				
		for(var i = 0 ; i < menus.length ; i++)
		{	
			_this.$(menus[i]).value = i;				
			_this.$(menus[i]).onmouseover = function(){
					
				for(var j = 0 ; j < menus.length ; j++)
				{						
					_this.$(menus[j]).className = closeClass;
					_this.$(divs[j]).style.display = "none";
				}
				_this.$(menus[this.value]).className = openClass;	
				_this.$(divs[this.value]).style.display = "block";				
			}
		}
		},
	$ : function(oid2){
		if(typeof(oid2) == "string")
		return document.getElementById(oid2);
		return oid2;
	}
}




window.onload = function(){
	var SDmodel2 = new scrollDoor2();
	SDmodel2.sd2(["m11","m12"],["c11","c12"],"st01","st02");
	
	
}