function setHomepage()
{
if (document.all)
    {
        document.body.style.behavior='url(#default#homepage)';
       document.body.setHomePage('http://www.playcomet.com/');

    }
    else if (window.sidebar)
    {
    if(window.netscape)
    {
         try
   {
            netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
         }
         catch (e)
         {
   alert( 'The operation has been cancelled by the browser. If you want to start the function, please type "about:config" in the address bar and then set "signed.applets.codebase_principal_support" to "true".' );
         }
    }
    var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components. interfaces.nsIPrefBranch);
    prefs.setCharPref('browser.startup.homepage','http://www.playcomet.com/');
}
}



function $i(o){
return document.getElementById(o);
}
function simpleSideScroll(c,ul,config,direction){
    this.config = config ? config : {start_delay:3000, speed: 23, delay:4000, scrollItemCount:1};
	this.c = $i(c);
	this.ul = $i(ul);
	this.direction = direction ? direction : "left";
	this.pause = false;
	this.buttonlist= new Object();
	this.delayTimeId=null;
	var _this = this;
	this.c.onmouseover=function(){_this.pause = true;}
	this.c.onmouseout=function(){_this.pause = false;}
	this.init = function() {
		_this.scrollTimeId = null;
		setTimeout(_this.start,_this.config.start_delay);
	}
	this.start = function() {
		var d = _this.c;
		var width = d.getElementsByTagName('li')[0].offsetWidth;
		if(d.scrollWidth-d.offsetLeft>=width) _this.scrollTimeId = setInterval(_this.scroll,_this.config.speed);
	};
	this.scroll = function() {
		if(_this.pause)return;
		var ul= _this.ul;
		var d = _this.c;
		var width = d.getElementsByTagName('li')[0].offsetWidth;
		if(_this.direction == 'left'){
	        d.scrollLeft += 2;//左偏移量+2
	        if(d.scrollLeft%(width*_this.config.scrollItemCount)<=1){
		        if(_this.config.movecount != undefined)
			        for(var i=0;i<_this.config.movecount;i++){ul.appendChild(ul.getElementsByTagName('li')[0]);}
		        else for(var i=0;i<_this.config.scrollItemCount;i++){ul.appendChild(ul.getElementsByTagName('li')[0]);}
		        d.scrollLeft=0;
		        clearInterval(_this.scrollTimeId);
		        _this.delayTimeId=setTimeout(_this.start,_this.config.delay);
	        }
		}
		else {
		    if(d.scrollLeft==0)
		    {
		        var lis=ul.getElementsByTagName('li');
		        for(var i=0;i<_this.config.scrollItemCount;i++){
		            ul.insertBefore(lis[lis.length-1],lis[0]);
		        }
		        d.scrollLeft = width;
		    }
		    d.scrollLeft -= 2;
		    if(d.scrollLeft%(width*_this.config.scrollItemCount)<=1){
		        d.scrollLeft=0;
		        clearInterval(_this.scrollTimeId);
		        _this.delayTimeId=setTimeout(_this.start,_this.config.delay);
		    }
		}
	}
	this.setButton=function(id,direction){
	    if($i(id)){
	        var c=$i(id);
	        var buttonlist =_this.buttonlist;
	        if(buttonlist[id] == undefined){
	            buttonlist[id] =new Object();
	            _this.buttonlist[id][0]=c;
	            _this.buttonlist[id][1]=direction;
	            c.onclick=function(){
	                 clearInterval(_this.scrollTimeId);
	                var dir=_this.buttonlist[this.id][1];
	                var d = _this.c;
	                var ul= _this.ul;
	                d.scrollLeft=0;
	                if(dir =="left")
	                {
	                    for(var i=0;i<_this.config.scrollItemCount;i++){ul.appendChild(ul.getElementsByTagName('li')[0]);}
	                }
	                else{
	                    var lis=ul.getElementsByTagName('li');
		                for(var i=0;i<_this.config.scrollItemCount;i++){
		                    ul.insertBefore(lis[lis.length-1],lis[0]);
		                }
	                }
	                _this.direction= dir;
	                clearTimeout(_this.delayTimeId);
	                _this.delayTimeId=setTimeout(_this.start,_this.config.delay);
	                return false;
	            }
	        }
	    }
	}
}

var cooperater_run;
function init_load(){
	if($i('cooperater_scroll')){
	    cooperater_run=new simpleSideScroll('cooperater_scroll','cooperater_scroll_ul',{start_delay:3000, speed: 23, delay:3000, scrollItemCount:1},'left')
	    cooperater_run.setButton('cooperater_scroll_left','left');
	    cooperater_run.setButton('cooperater_scroll_right','right');
	    cooperater_run.init();
}
}



if(window.attachEvent){
 //   window.attachEvent("onload",init_load);
}else if(window.addEventListener){
//    window.addEventListener("load",init_load,false);
}