function $(id) {
	return document.getElementById(id);
}
function choose_curr(v){
document.currencies_top.currency.value=v;
document.currencies_top.submit();
}

function changediv(divid,type){
switch(type){
case 0:document.getElementById(divid).style.display="none";break;
case 1:document.getElementById(divid).style.display="block";break;
}
}
function changeclass(divid,classname){
document.getElementById(divid).className=classname;
}


function changeinfoclass(divid,classname){
	document.getElementById('info_one').className='on';
	document.getElementById('info_two').className='on';
	document.getElementById('info_three').className='on';
	document.getElementById('info_four').className='on';
	document.getElementById(divid).className=classname;
}

function changeinfodiv(divid,type){
	document.getElementById('info_one_des').style.display="none";
	document.getElementById('info_two_des').style.display="none";
	document.getElementById('info_three_des').style.display="none";
	document.getElementById('info_four_des').style.display="none";
	switch(type){
		case 0:document.getElementById(divid).style.display="none";break;
		case 1:document.getElementById(divid).style.display="block";break;
	}
}


function clearelement(firstname,no,all_weekly_sale,css_c,css_g){
for(i=1;i<=all_weekly_sale;i++){
changeclass(firstname+i,css_g);
}
if(no!=''){
changeclass(firstname+no,css_c);
}
}
function bindweeklysale(firstname,all_weekly_sale,css_c,css_g){
for(countweek=1;countweek<=all_weekly_sale;countweek++){
$('weekly_sale_'+countweek).onmouseover=function(){clearelement(firstname,'',all_weekly_sale,css_c,css_g);this.className=css_c;};
}
}


function isEmail(str) {   
        var re = /^([a-zA-Z0-9]+[_|\-|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\-|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/;   
        return re.test(str);   
    } 
	function isEmailSpan(id,id2) {   
        var val = document.getElementById(id); 
		var val2 = document.getElementById(id2); 
		if(val.value != val2.value){
			var str = "Please enter a valid Confirm email address!";   
			alert(str);
			return false;
		}else{
			if (!this.isEmail(val.value)) {   
				val.select();   
				var str = "Please enter a valid email address!";   
				alert(str);  
				return false;   
			} else {    
				return true;   
			}   
		}
    }   

function p_help(url) {
  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=no,width=1071,height=500,screenX=150,screenY=150,top=150,left=150')
}