//by west263.com (sjwxl)
function getleft(e){
var offset=e.offsetleft;
if(e.offsetparent!=null) offset+=getleft(e.offsetparent);
return offset;
}

function menushow(defaultid){
	var selectedid=defaultid;
	var count=0;
	var menulist=[];
	
	return function(mainmenu,submenu){
		menulist.push([mainmenu,submenu]);
		if (count==defaultid){
			menuset(mainmenu,'on');
			submenuset(submenu,mainmenu);
			}
		if (window.attachevent){
			mainmenu.attachevent('onmouseover',eventhandler(count));
			
		}else{
			mainmenu.addeventlistener('mouseover',eventhandler(count),false);
			
		}
		count++;
	}

	function eventhandler(menuid){
		return function(){
			//��ԭԭ���ij˵�״̬
			ori_obj=menulist[selectedid][0];
			ori_sub_obj=menulist[selectedid][1];
			menuset(ori_obj,'off');
			ori_sub_obj.style.display='none';

			//ѡ�е�ǰ״̬

			cur_obj=menulist[menuid][0];
			cur_sub_obj=menulist[menuid][1];

			menuset(cur_obj,'on');
			submenuset(cur_sub_obj,cur_obj);
			
			selectedid=menuid;
			
		}
	}

	function menuset(menuobj,flg){
			var taga=menuobj.getelementsbytagname("a")[0];
			var tagp=taga.getelementsbytagname("p")[0];
			if (flg=='on'){
				menuobj.classname='act_menu';
				taga.classname=tagp.classname='pcolor';
			}else{
				menuobj.classname=taga.classname=tagp.classname='';
			}
		}

	function submenuset(subobj,refobj){
			subobj.style.display='inline';
			//var refleft=refobj.offsetleft;
			var refwidth=subobj.parentnode.scrollwidth;
			var subwidth=subobj.offsetwidth;
			var dx=15;
			var basepos=getleft(subobj.parentnode);
			var ppos=getleft(refobj)

//alert('ppos:'+ppos+',refleft:'+refleft+',basepos:'+basepos);
			//refleft=(ppos+refleft)-basepos;


			refleft=ppos-basepos;
			refleft=refleft<0?0:refleft;

			xx=refwidth-refleft-dx-subwidth;
			if (xx<=0){
					pxleft=refleft-dx*2+xx;
					pxleft=pxleft<0?0:pxleft;
				}
			else{
				if (subobj.getattribute("home")=="y")
					pxleft=30;
				else
					pxleft=refleft-dx;
				}
				//alert('refleft:'+refleft+',left:'+pxleft);
			subobj.style.left=pxleft+'px';

	}
}

function init_menu(){

	pageurl=document.url.tolowercase();

	if (pageurl.indexof("/domain")>=0)
		dftmenu=1;
	else if (pageurl.indexof("/webhosting")>=0)
		dftmenu=2;
	else if (pageurl.indexof("/services/sites/")>=0)
		dftmenu=6;
	else if (pageurl.indexof("/diysite")>=0)
		dftmenu=3;
	else if (pageurl.indexof("/server")>=0)
		dftmenu=5;
	else if (pageurl.indexof("/cloudhost")>=0)
		dftmenu=4;
	else if (pageurl.indexof("/vpsserver")>=0)
		dftmenu=3;
	else if (pageurl.indexof("/cdn")>=0)
		dftmenu=7;
	else if (pageurl.indexof("/mail")>=0)
		dftmenu=8;
	else if (pageurl.indexof("/agent")>=0)
		dftmenu=9;
	else if (pageurl.indexof("/application")>=0)
		dftmenu=9;
	else if (pageurl.indexof("/customercenter")>=0 || pageurl.indexof("/faq")>=0)
		dftmenu=10;
	else
		dftmenu=0;

	var menu_obj=menushow(dftmenu);
	menus=document.getelementbyid("menu_top_list").getelementsbytagname("li");
	submenus=document.getelementbyid("menu_bottom_list").getelementsbytagname("li");
	for (k=0;k<menus.length;k++){
		menu_obj(menus[k],submenus[k]);
	}
}
init_menu();