<!--

 function CheckDigit(Copy)
 {
    var copy_number = Copy.value;
        var GoodChars = "0123456789()-";
        var i = 0;
        
        if (copy_number != 0) 
         {
        var is_copy = true;
            for (i =0; i <= copy_number.length -1; i++) 
                  {
                  if(GoodChars.indexOf(copy_number.charAt(i)) == -1)
                          {
                                is_copy=false;
                          }
                  }
        
           if(is_copy==false)
                 {
                alert("Number only!");
                                Copy.focus();
                                return false;
                 }
          else
                return true;
        }       
   return false;
          
         
 }

//***********************************************************************************

function validForm()
{
var chk;
chk= false;
         
         if(document.MATPlacement.name.value.length == 0)
           {
             alert ("Please enter your name!");
             document.MATPlacement.name.focus();
             return (false);  
           }
        

         if ((document.MATPlacement.studentid.value.length == 0)&&(document.MATPlacement.social.value.length == 0))
                  {
                    alert ("Please enter your Oakton Student ID or SSN!");
                        document.MATPlacement.studentid.focus();
                        return (false);
                  }
            
        if (document.MATPlacement.phone.value.length == 0)
            {
              alert("Please enter your phone number");
              document.MATPlacement.phone.focus();
               return (false); 
            }

        //for checkbox values

        for(i=0; i < document.MATPlacement.MATCourse.length; i++)
        {           
          chk = chk || document.MATPlacement.MATCourse[i].checked;
        }

        if (chk == false)
        {
                alert("Please select at least one MAT Course");
                return (false);  
        }
        else
        {
                
                return (true);
        }
}  
//-->