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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>formUtil.html</title>
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="this is my page">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
</head>
<script type="text/javascript">
//innerText innerHTML,outerText outerHTML
//<div><b>Hello</b> world</div>
//innerText Hello
//innerHTML <b>Hello</b> world
//outerText Hello world
//outerHTML <div><b>Hello</b> world</div>
//
// :var oForm = document.getElementById("form1");
// :var oForm = document.forms[0];
// :var oForm = documnet.forms["form1"];
//
// :var eText = oForm.elements[0];
// :var eText = oForm.elements["name"];
// :var eText = oForm.textbook; name
// :var eText = oForm["sname"];
//document.getElementById();
//
//disabled,form( form),blur(),focus()
//focus hidden
var FormUtil = new Object;
FormUtil.focusFirst = function(){
if(document.forms.length>0){
for(var i=0;i<document.forms[0].elements.length;i++){
var oField = document.forms[0].elements[i];
if(oField.type!="hidden"){
oField.focus();
//
//oField.select();
return;
}
}
}
};
// select();
FormUtil.setTextboxes = function() {
var colInputs = document.getElementsByTagName("input");
var colTextAreas = document.getElementsByTagName("textarea");
for (var i=0; i < colInputs.length; i++){
if (colInputs[i].type == "text" || colInputs [i].type == "password") {
colInputs[i].onfocus = function () { this.select(); };
}
}
for (var i=0; i < colTextAreas.length; i++){
colTextAreas[i].onfocus = function () { this.select(); };
}
};
//
FormUtil.tabForward = function(oTextbox){
var oForm = oTextbox.form;
if(oForm.elements[oForm.elements.length-1]!=oTextbox && oTextbox.value.length==oTextbox.maxLength){
for (var i=0; i<oForm.elements.length; i++) {
if (oForm.elements[i] == oTextbox) {
for(var j=i+1; j < oForm.elements.length; j++) {
if (oForm.elements[j].type != "hidden") {
oForm.elements[j].focus();
return;
}
}
return;
}
}
}
};
window.onload = function(){
FormUtil.focusFirst();
FormUtil.setTextboxes();
};
//
//<input type="image" src="sweat.gif">
//<input type="submit" src="Submit">
//oForm.submit();
//
//this.disabled = true;this.form.submit();
// select()
//<input id="my" type="text" name="" value="abc" onfocus="javascript:this.select();">
</script>
<body>
<form action="">
<input type="hidden" name="" value="">
:<input id="my" type="text" name="" value="abc" maxLength="10" onkeyup="javascript:FormUtil.tabForward(this);"><br/>
:<textarea rows="10" cols="30">abc</textarea>
<input type="image" src="sweat.gif">
</form>
</body>
</html>