var bd=document.body ;
bd.onclick=function(){display('none');}
//$("form2").onclick=function(){css('divSelectOpionMain')[0].style.display="none";}
$("select").onmouseover=function(){display('')}
//$("select").onclick=function(){css('divSelectOpion')[0].style.display="none";}
//$$($("select"),"a").onmouseover=function(){display('none')}
function display(o){
	css('divSelectOpionMain')[0].style.display=o;
}
function getElementsByClassName(n) {
var el = [],　　
_el = document.getElementsByTagName('*');
for (var i=0; i<_el.length; i++ ) { 　　 
if (_el[i].className == n ){ 
el[el.length] = _el[i];}
} 　
return el;
} 
function $(o){return document.getElementById(o);}
function $$(o,node){
	return o=(typeof(o)=='object')?o.getElementsByTagName(node):$(o).getElementsByTagName(node);
}
function tag(o){
return  document.getElementsByTagName(o);
}
function css(o){
return  getElementsByClassName(o);
}