function ch_regu(x1)
{
var iChars = "! @#$%^&*()=[]\\\';,./{}|\":<>Ç?abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
var x2 = x1.value;
//alert (x2);
var j = x2.length;
//alert(j);
for (var i = 0; i <j; i++) 
{
if (iChars.indexOf( x2.charAt(i)) != -1) 
{
alert("Plaese do not use any ALPHABET and Special Characters like($,%,*,(,),!,@,# etc)");
}
} 
}

function ch_regu_1(x1)
{
var iChars = "-! @#$%^&*()=[]\\\';/{}|\":<>Ç?abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
var x2 = x1.value;
//alert (x2);
var j = x2.length;
//alert(j);
for (var i = 0; i <j; i++) 
{
if (iChars.indexOf( x2.charAt(i)) != -1) 
{
alert("Plaese do not use any ALPHABET and Special Characters like(-,$,%,*,(,),!,@,# etc) \n\t Please Enter USD$ amount in Number (Example:- 0123456789)");
}
} 
}