// JavaScript Document

//Alpha Only Validation
function alpha(e) {
var k;
document.all ? k = e.keyCode : k = e.which;
return ((k > 64 && k < 91) || (k > 96 && k < 123) || k == 8);
}



//Numbers Only Validation
function numbersonly(e){
var unicode=e.charCode? e.charCode : e.keyCode
if (unicode!=8){ //if the key isn't the backspace key (which we should allow)
if (unicode<48||unicode>57) //if not a number
return false //disable key press
}
}



function alphaOnly(evt) 
{ 
    var charCode = (evt.which) ? evt.which : window.event.keyCode; 
 
    if (charCode <= 13) 
    { 
        return true; 
    } 
    else 
    { 
        var keyChar = String.fromCharCode(charCode); 
        var re = /[a-zA-Z ]/ 
        return re.test(keyChar); 
    } 
}