function valid(){
	
a = document.cart_quantity;

if(a.nametext1.value==""){
alert("Please enter Enfacade Version Number");
a.nametext1.focus();
a.nametext1.select();
return false;
}

if(a.nametext2.value==""){
alert("Please enter Server Name");
a.nametext2.focus();
a.nametext2.select();
return false;
}

if(a.nametext3.value==""){
alert("Please enter Application Name");
a.nametext3.focus();
a.nametext3.select();
return false;
}

return true;
}