function validateMail(email){var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;return filter.test(email);}
function validateStickerForm()
{
$("#stickersmodal input").css("border-color","black");
var returnValue = true;
if( !validateMail($("#email").val()))
{
$("#email").css("border-color","red");
returnValue = false;
}
if( $("#prename").val() == "")
{
$("#prename").css("border-color","red");
returnValue = false;
}
if( $("#name").val() == "")
{
$("#name").css("border-color","red");
returnValue = false;
}
if( $("#street").val() == "")
{
$("#street").css("border-color","red");
returnValue = false;
}
if( $("#zip").val() == "")
{
$("#zip").css("border-color","red");
returnValue = false;
}
if( $("#city").val() == "")
{
$("#city").css("border-color","red");
returnValue = false;
}
return returnValue;    
}