<!--Begin
function numpage()
{
	if( formpage.page.value!="" )
{
    if( isNumberString(formpage.page.value,"1234567890")!=1 )
	{
        alert("\请输入数字的页数!!")
		formpage.page.focus();
        return false;
    }
}
return true;
}

function isNumberString (InString,RefString)
{
if(InString.length==0) return (false);
for (Count=0; Count < InString.length; Count++)  {
	TempChar= InString.substring (Count, Count+1);
	if (RefString.indexOf (TempChar, 0)==-1)  
	return (false);
}
return (true);
}
//end
-->