//*****************************************************************************
function IntOnly(text){
 if (text.value.length > 0){
  text.value = text.value.replace(/[^\d]+/g, '');
 }
}

//*****************************************************************************

function IsNumeric(sText)
 {
   var ValidChars = "0123456789";
   var IsNumber=true;
   var Char;
   var n = 0;
 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      
      else{
		if(Char == ".")
			n++;
      }
   
      if(n > 1)
		   IsNumber = false;
	}
   
   return IsNumber;
 }
 
//*****************************************************************************


function SoloNumerosNoDec(){

//Solo permite ingreso de numeros del teclado superior, derecho sin punto decimal
//inicio, fin, shift, control, etc

	var x = window.event.keyCode;	
	switch (x){
		case 8: case 9: case 48: case 49: case 50: case 51: case 52: case 53: case 54: case 55: case 56: case 57: 
			return;
		default:
			window.event.keyCode = 0;
			break;
	}
}