Number to Word - jquery

Question

Anyone know\'s a way to describe a cash value or a plugin who does that ?

exp: if i have $ 1.200.000,00 and the user hover() the value:

Answer 1

Validation for text box allowing only one dot

if(!document.getElementById("per").value.match(/^[0-9]*\.?[0-9]*$/)) //"per" is the id text box
{
   alert("Enter Correct Interest Rate");
   return (false);
}

I hope this might help.