function checkForm(cform)
 {


		if (cform.name1.value=="")
		     {
			alert("Please enter  name");
			cform.name1.focus();
			cform.name1.select();
			return false;
		   }
		


  if (cform.e_mail.value == "")
                 {
                     alert("Please enter a value for the e-mail field.");
                    cform.e_mail.focus();
                return false;
                 }
                     if (cform.e_mail.value!="")
		      {
			var checkchar="qwertyuiopasdfghjklzxcvbnm-QWERTYUIOPASDFGHJKLZXCVBNM _ @.0123456789 ";
			var checkname=cform.e_mail.value;
			var validate=true;
			for ( i = 0; i < checkname.length; i++)
			   {
			      ch = checkname.charAt(i);
			       for (j = 0; j < checkchar.length; j++)
				if (ch == checkchar.charAt(j))
				break;
				if (j==checkchar.length)
				   {
					validate = false;
					break;
				    }
			    }
			if (!validate)
			{
			   alert("Please enter only English characters and numbers in the e_mail field.");
			   cform.e_mail.focus();
			   cform.e_mail.select();
			     return false; 
				
			}
   }
                  var email=cform.e_mail.value;
                  var symbol=email.indexOf("@",0);
                  var addr1=email.indexOf(".com",0);
                  var addr2=email.indexOf(".org",0); 
                  var addr3=email.indexOf(".edu",0);
                  var addr4=email.indexOf(".net",0);
		  var addr5=email.indexOf(".gov",0);
                  var addr6=email.indexOf(".mil",0);
                  var addr7=email.indexOf(".int",0);
                if ((addr1==-1)&& (addr2==-1)&&(addr3==-1)&&(addr4==-1)&&(addr5==-1)&&(addr6==-1)&&(addr7==-1)||(symbol==-1))   
 
                  {   
                         alert("please enter vaild mail.");
                          cform.e_mail.focus();
                   return false;
				    }
					
					   
if (cform.mess.value=="")
		     {
			alert("Please enter  Your Message");
			cform.mess.focus();
			cform.mess.select();
			return false;
		   }
		


}