// JavaScript Document
// 現代女性會
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function goURL(path){
	window.location=path;
}

function change_topic(str){
	var path
	path = str.options[str.selectedIndex].value
	if (!path=="")
		{window.location=path;}
	else 
		{return false;	}
}

function pop_win(path , width , height){
	window.open(path,'pop_win','width='+width+' , height='+height+',resizable=no,scrollbars=Yes,top=0,left=0');
}

function menuExpand(id){
	if (id!=openedID){
		if ((openedID!=null) && (openedID!='')){
			new Effect.BlindUp(openedID , {duration:0.5});
		}			
		new Effect.BlindDown(id,{duration:0.5});
	}
	openedID=id;	
}

function ClearMenu(menu){
	for(i=1;i<=5;i++){
		if('sub_menu'+i != menu){
			document.getElementById('sub_menu'+i).style.display='none';
		}
	}
}

function Ext_Menu( menu , LV ){
	var m = document.getElementById(menu);
	if (m.style.display == 'block'){
		m.style.display = 'none';
	}else if(m.style.display =='none'){
		m.style.display = 'block';
	}
	
	switch(LV){
		case 1 : ClearMenu(menu);break;
		case 2 : 
		default : break;
	}
	
}

function MenuEffect( Tar , Eff ){
	if (Eff==0){
		Tar.className="Menu_Focus";
	}else if(Eff==1){
		Tar.className="Menu_Normal";
	}
}

function CourseEffect( Tar , ClassName ){
	Tar.className = ClassName;
}


function trim(str) {
	return str.replace(/^\s+|\s+$/g, "");
}

function checkEmail(mail_str) 
{
	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
	if (filter.test(mail_str))
	{
		return false;
	}else{
		return true;
	}
}