// JScript source code

	//Validation Functions

	function validChar(input,str)
	//  check for valid characters in strings {a-z, A -Z,0-9}	
	{
	//var store = window;
	var numric = input;
	var strField = str;
	//alert(Math.round(Math.random()*100000))
	//alert( " input = "+ numric.value+"StrField = "+strField);
	for(var j=0; j<numric.length; j++)
		{
		  var alphaa = numric.charAt(j);
		  var hh = alphaa.charCodeAt(0);
		  if((hh > 47 && hh < 60) || (hh > 63 && hh < 91) || (hh > 96 && hh < 123) || hh == 32 || hh == 95 || hh == 183 || hh == 46 || hh == 45 || hh == 13 || hh == 10 )
		  {
		  
		  }
		  else
		  {
			alert("Please enter only Alphanumeric Characters. No Special Character is allowed", strField);
			str.focus();
			return false;
		  }
		}
 return true;
}