<script>
var zgz={};
zgz.common={
getByClass: function ()
{
},
myAddEvent: function ()
{
}
};
zgz.fx={
startMove: function ()
{
},
drag: function ()
{
}
};
zgz.common.getByClass()
</script>
原文：http://www.cnblogs.com/Greenzgz/p/4278003.html