function set_cookie(cookie_name,cookie_value)
{
	var date=new Date();
	date.setTime(date.getTime()+10*24*3600*1000);
	document.cookie=cookie_name+"="+escape(cookie_value)+"; path=/; expire="+date.toGMTString();
	if(cookie_value=="USD")
	{
		document.cookie="exchange_rate="+escape("1")+"; path=/; expire="+date.toGMTString();
		document.cookie="currencies_symbol="+escape("$")+"; path=/; expire="+date.toGMTString();
	}
	if(cookie_value=="GBP")
	{
		document.cookie="exchange_rate="+escape("0.66")+"; path=/; expire="+date.toGMTString();
		document.cookie="currencies_symbol="+escape("£")+"; path=/; expire="+date.toGMTString();
	}
	if(cookie_value=="EUR")
	{
		document.cookie="exchange_rate="+escape("0.74")+"; path=/; expire="+date.toGMTString();
		document.cookie="currencies_symbol="+escape("€")+"; path=/; expire="+date.toGMTString();
	}		
	window.location.reload();
}

function del_cookie(cookie_name)
{
	var date=new Date();
	date.setTime(date.getTime()-10000);
	document.cookie=cookie_name+"=none; path=/; expire="+date.toGMTString();
}

function get_cookie(cookie_name)
{
	var strCookie=unescape(document.cookie);
	var arrCookie=strCookie.split("; ");
	var cookie_value;
	for(var i=0;i<arrCookie.length;i++)
	{
		var arr=arrCookie[i].split("=");
		if(cookie_name==arr[0])
		{
			cookie_value=arr[1];
			break;
		}
	}
	return cookie_value;
}

if(!get_cookie("currencies"))
{
	set_cookie("currencies","USD");
}

if(!get_cookie("cart_items"))
{
	set_cookie("cart_items","0");
}

if(!get_cookie("cart_total"))
{
	set_cookie("cart_total","0");
}

function textFocus()
{
	document.searchform.search_keyword.value = "";	
}
function textBlur()
{
	if(searchform.search_keyword.value=="")
	{
	document.searchform.search_keyword.value = "Enter keyword Search";
	}
	
}


function xiaopan(tag){
	for(i=1; i <4; i++){
		if (i==tag) { 
			document.getElementById("tag"+i).className="tag-selected";
			document.getElementById("info"+i).style.display="block";
		}
		else{
			document.getElementById("tag"+i).className="";
			document.getElementById("info"+i).style.display="none";
		}
	}
}

function checkRate(input)
{
     var re = Math.floor(input.value); 
     if (!re||input.value<0)
    {
        alert("Please input an integer!");
        input.value=1;
     }
	 else
	 {
		 if(input.value!=re)
		 {
			 input.value=re;
			 alert("Please input an integer!");
		 }
	 }
}