function mainGo(tag){
		
		var aaa = document.getElementById("main-bottom");
		if(tag==1){
			aaa.style.backgroundImage = "url("+site_dir+"images/main_box_over.png)";
		}
		else{
			aaa.style.backgroundImage = "url("+site_dir+"images/main_box.png)";
		}
	}
	function outmenu(elem){
		elem.className = "reg";
	}	
	if(document.images){
		aaa = new Image;
		aaa.src = site_dir+"images/main_box_over.png";
		bbb = new Image;
		bbb.src = site_dir+"images/main_box.png";		
		ccc = new Image;
		ccc.src = site_dir+"images/littlebox_go_over.png";	
		ddd = new Image;
		ddd.src = site_dir+"images/menu_right_overa.gif";	
		eee = new Image;
		eee.src = site_dir+"images/menu_left_over.gif";	
		eee1 = new Image;
		eee1.src = site_dir+"images/menu_bg_over.gif";	
		bs1 = new Image;
		bs1.src = site_dir+"images/begin_simulator.png";
		bs2 = new Image;
		bs2.src = site_dir+"images/begin_simulator2.png";		
		
		bs10 = new Image;
		bs10.src = site_dir+"images/begin_simulator0.png";
		bs20 = new Image;
		bs20.src = site_dir+"images/begin_simulator02.png";				
	}
	function changeImages(img_name, new_src)
	{
		if(document.images)
			document.images[img_name].src=eval(new_src+".src");
	}
	
	function openw(linki,Wwidth,Wheight)
	{
		var Pwidth=screen.width/2-parseInt(Wwidth)/2;
		var Pheight=screen.height/2-parseInt(Wheight)/2;
		x=window.open(linki,"window","width="+Wwidth+",resizable,scrollbars=1,height="+Wheight+",top="+Pheight+",left="+Pwidth);
		x.focus();
	}
	
	function openwb(linki,Wwidth,Wheight)
	{
		var Pwidth=screen.width/2-parseInt(Wwidth)/2;
		var Pheight=screen.height/2-parseInt(Wheight)/2;
		x=window.open(linki,"window");
		x.focus();
	}
		
	function openSimulator(){
		if(un!=0){
			openw("/game/demo.asp",800,700);
		}
		else{
			//alert("You must be a user in order to use the Simulator");
			location="/register/";
		}
	}

	function openASimulator(){
		if(un!=0){
			openw("/game/advanced.asp",800,700);
		}
		else{
			//alert("You must be a user in order to use the Simulator");
			location="/register/";
		}
	}

	
	function changes2(val,elem){
		
		var aaa = eval("document.search_broker.s2_"+elem);
		aaa.value = val;
	}
	
	function open_strategy_more(){
		var aaa = document.getElementById("hidbot");
		aaa.style.display = "block";
		aaa = document.getElementById("str_main_text");
		aaa.style.height = "auto";
		aaa = document.getElementById("navigation");
		aaa.style.top = "-53";
		
		
	}
	
	function switchArticle(val,elem){
		var bbb = document.getElementById("checki");
		bbb.src = "/check_article.asp?elem="+elem+"&date="+document.getElementById('SEL'+elem).value;
		//var aaa = document.getElementById("inner"+elem);
		//aaa.innerHTML = val;
	}
	
	
	var gvbroker = true;
	function alertbroker(txt,broker){
		
		var vbroker_link = eval("templink_"+broker);
		
		if(gvbroker){
			alert(txt);
			gvbroker = false;
		}
		else{
			openwb(vbroker_link);
			gvbroker = true;
		}
	}