function funHideText(formname,fieldname)

{

               

				var obj = 'window.document.'+formname+'.'+fieldname;

				var Val = eval(obj).value;

                if(Val == 'Your Zip Code Here')

                {

                                eval(obj).value = '';

                }

}

function funShowText(formname,fieldname)

{

				var obj = 'window.document.'+formname+'.'+fieldname;

                var Val =  eval(obj).value;

				if(Val == '')

                {

                                 eval(obj).value = 'Your Zip Code Here';

                }

}