function init_main()
{
        self.name = "sellcoll";
}


function checkRequiredFields(input)
{
        var requiredFields = new Array( "email" );
        var fieldNames = new Array( "Email");
        var fieldCheck   = true;
        var fieldsNeeded = "\nMake sure following fields are filled out:\n\n\t";

        for(var fieldNum=0; fieldNum < requiredFields.length; fieldNum++) 
        {
                if ((input.elements[requiredFields[fieldNum]].value == "") || (input.elements[requiredFields[fieldNum]].value == " ") || (input.elements[requiredFields[fieldNum]].value == "-- SELECT --")) 
                {
                        fieldsNeeded += fieldNames[fieldNum] + "\n\t";
                        fieldCheck = false;
                }
        }

        if (fieldCheck == true)
        {
                return true;
        }
        else
        {
                alert(fieldsNeeded);
                return false;
        }
}