ÿþ/* JS control form to validity of: Not empty, Is numeric, Is email*/



/* ERROR CONSTATNS for alert*/

var notsel  = "K15@8B5 7=0G5=85 87 A?8A:0.";

var notFilled  = "0?>;=8B5 2A5 ?>;O.";         // Fild is empty

var notNumeric = "2548B5 G8A;>2K5 7=0G5=8O.";  // Fild is not numeric

var notEmail   = "2548B5 :>@@5:B=K9 Email.";     // Fild is not a valid email address

var notFilledFile = "03@C78B5 D>B>!";



function isValidForm(fm)

  {

   var elemLength=fm.elements.length; //number of elements in form

   var isValid = true;

   for ( i=0; i<elemLength; i++ )

     {

      var item = fm.elements.item(i);

      if( item && !item.disabled )    //item exists && not disabled

        {

         if( item.getAttribute('IsNotEmpty') != null )

           {

            if( item.value == "" )

              {

               alert( notFilled );

               isValid = false;

               break;

              }

           }

	if( item.getAttribute('IsNotFile') != null )

           {

            if( item.value == "" )

              {

               alert( notFilledFile );

               isValid = false;

               break;

              }

           }

  	if( item.value == "notSelect" )

           {

               alert( notsel );

               isValid = false;

               break;

             

           }

         if( item.getAttribute('IsNumeric') != null )

           {

            if( item.value.search(/^[\d]+$/) == -1 )  //if not only numbers

              {

               alert( notNumeric );

               isValid = false;

               break;

              }

           }

         if( item.getAttribute('IsEmail') != null )

           {

            if( item.value != "" && item.value.search( /^[\w\-\.]+@[\w\-\.]+\.[\w]+$/ ) == -1 ) //if not bla_bla@bla.bla

              {

               alert( notEmail );

               isValid = false;

               break;

              }

           }

        }

     } // end main IF

   return isValid; //if form is valid {isValid=true}, else {isValid=false}

  }