function checkForm(cForm) { 

   if (trim(cForm.CC_ID.options[cForm.CC_ID.selectedIndex].value) == ''){
       alert("Please enter the category.");
       cForm.CC_ID.focus();
	   return false;
   }
   if (trim(cForm.E_Title.value) == ''){
       alert("Please enter the title.");
       cForm.E_Title.focus();
	   return false;
   }
   if (trim(cForm.E_Description.value) == ''){
       alert("Please enter the description.");
       cForm.E_Description.focus();
	   return false;
   }
   if (trim(cForm.E_Host.value) == ''){
       alert("Please enter the host.");
       cForm.E_Host.focus();
	   return false;
   }
   if (trim(cForm.E_Address1.value) == ''){
       alert("Please enter the address.");
       cForm.E_Address1.focus();
	   return false;
   }
   if (trim(cForm.E_City.value) == ''){
       alert("Please enter the city.");
       cForm.E_City.focus();
	   return false;
   }
   if (trim(cForm.E_Zip.value) == ''){
       alert("Please enter the zip.");
       cForm.E_Zip.focus();
	   return false;
   }
   if (isNaN(trim(cForm.E_Zip.value))){
	   alert("The zip code can include the number only");
	   cForm.E_Zip.focus();
	   return false;
   } 
   return true;
}