function checkNum()
{
    var charCode = event.keyCode;
    if (!(((charCode >= 48) && (charCode <= 57)) || (charCode == 13) ))
        {
            event.cancelBubble = true	
            event.returnValue = false;	
        }
        
}



function checkCharackter(){

    var charCode = event.keyCode;
    
    if (charCode == 62 || charCode == 60)
        {
           
            event.cancelBubble = true	
            event.returnValue = false;	}
       }