function GenCode()
{
	var code = "";
	var testtext = document.getElementById("text").value;
	var textlength = testtext.length;
	var test = new RegExp("[^a-z ]","g"); //	var test = new RegExp("[^a-z,0-9 ]","g");
	for (var i = 1; i <= textlength; i++) {
	testtext = testtext.replace(test, "!");
	var letter = testtext.charAt(i-1);
	if (letter == " ") { code += "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;"; }
	else if (letter != "!") {
	code += '<a href="http://www.xcomment.com/"><img src="http://www.xcomment.com/g1/textgen/' + document.getElementById('stylechoice').value + '/' + letter + '.gif" border="0"></a>';
	}
	}	
	document.gtform.gtcode.value = code;
	document.getElementById('preview').innerHTML = code;	
}