<script>
function myfun(obj)
{
alert(obj.value);
}
</script>
<input type=button value=ballack onclick=myfun(this)>
function myfun(obj)
{
alert(obj.value);
}
</script>
<input type=button value=ballack onclick=myfun(this)>
<script>
function checkform(obj)
{
var i;
for (i=0;i<obj.length;i++){
if (obj.name!=null){
alert(obj.name);
}
}
}
</script>
<form name="form1" action="" method="post">
<input name="text" value="">
<input type="button" value="test" name="button" onclick=checkform(form1)>
</form>