function scrollDoor(){
}
scrollDoor.prototype = {
	sd : 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(oid){
		if(typeof(oid) == "string")
		var ret=document.getElementById(oid);
if(ret!=null)
{
 return ret;
}
		return oid;
	}
}
window.onload = function(){
	var SDmodel = new scrollDoor();
	SDmodel.sd(["m01","m02","m03","m04"],["c01","c02","c03","c04"],"sd01","sd02");
	SDmodel.sd(["mm01","mm02"],["cc01","cc02"],"sd01","sd02");
	SDmodel.sd(["mmm01","mmm02"],["ccc01","ccc02"],"sd01","sd02");
	SDmodel.sd(["mmmm01","mmmm02"],["cccc01","cccc02"],"sd01","sd02");
	SDmodel.sd(["mmmmm01","mmmmm02"],["ccccc01","ccccc02"],"sd01","sd02");
        SDmodel.sd(["mmmmmm01","mmmmmm02"],["cccccc01","cccccc02"],"sd01","sd02");
        SDmodel.sd(["mmmmmmm01","mmmmmmm02"],["ccccccc01","ccccccc02"],"sd01","sd02");
        SDmodel.sd(["mmmmmmmm01","mmmmmmmm02"],["cccccccc01","cccccccc02"],"sd01","sd02");

}