nope that wrong beacuse value isnt in the meaning of number but as the content of the text box!!!!
u need to use regexp to checkout if the typed is ligeal!
uhm.. that code would set phonecheck.value to the string 'NaN'..
nope that wrong beacuse value isnt in the meaning of number but as the content of the text box!!!!
u need to use regexp to checkout if the typed is ligeal!