function scrollDoor(){
}
scrollDoor.prototype = {
	sd : function(menus,divs,openClass,closeClass){
		var _this = this;
		if(menus.length != divs.length)
		{
			alert("�˵����������ݲ�����һ��!");
			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")
		return document.getElementById(oid);
		return oid;
	}
}
window.onload = function(){
	var SDmodel = new scrollDoor();

	
  // SDmodel.sd(["a01","a02","a03"],["art_01","art_02","art_03"],"sd01a","sd02a");
	SDmodel.sd(["m01","m02"],["c01","c02"],"sd01","sd02");
   // SDmodel.sd(["b01","b02","b03","b04","b05","b06","b07","b08","b09","b10"],["b_01","b_02","b_03","b_04","b_05","b_06","b_07","b_08","b_09","b_10"],"sb_01","sb_02");
	
}