function popup(theURL,winName,width,height)
{ 
	window.open(theURL,"_blank","dependant=yes,hotkeys=no,menubar=no,resizable=no,scrollbars=yes,status=no,toolbar=no,height="+height+",width="+width);
}

//Offer mail validation
function offerValid() {
    var email = document.mailform.email.value;
    var val = document.mailform.yourprice.value;
    var pat = /^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,3})$/;
    var digits=/^[0-9]+$/; 

    if(email == "") {
        alert('Please enter your email id ');
        document.mailform.email.focus();
        return false;
    } else if(!email.match(pat)) {
        alert('Please Enter the proper email');
        document.mailform.email.focus();
        return false;
    } else if(document.mailform.yourprice.value=="") {
        alert('Please enter your price');
        document.mailform.yourprice.focus();
        return false;
    } else if(val.search(digits) == -1) {
        alert('Please write only numbers');
        document.mailform.yourprice.focus();
        return false;
    } else if(document.mailform.body.value=="") {
        alert('Please enter your comment');
        document.mailform.body.focus();
        return false;
    } else {
        return true;
    }
}