/* 登入區塊顯示 */
function set_login_area(login_name){
	var login=document.getElementById(login_name);
	if(login.style.display=='none'){
		login.style.display='';
	}else{
		login.style.display="none";
	}
}

/* 變換字體大小 */
function ChangeFontSize(font_name,font_size){
	var font=document.getElementById(font_name);
	font.style.fontSize = font_size+'px';
	font.style.lineHeight = parseInt(font_size+6)+'px';
}

var activity_run=1;		// 是否可動
var activity_num=2;		// 有多少個選項
/* 變換activity圖片 */
function ChangeBtnActivity(n,run_value){
	var imgName;
	var imgSrc;
	activity_run=run_value;
	for(i=1; i <= activity_num; i++){
		imgName='activity'+i;
		imgSrc ='myimages/v2/index_img/activity/'+imgName+'b.jpg';
		document.getElementById(imgName).src = imgSrc;
	}
	imgName='activity'+n;
	imgSrc ='myimages/v2/index_img/activity/'+imgName+'a.jpg';
	document.getElementById(imgName).src =imgSrc;
}
/* activity自動變換程式 */
function AutoActivity(){
	var random = Math.random()*activity_num ;
	random = Math.floor(random)+1;
	if(activity_run==1){
		IndexAjax('activity','area='+random,'activity_body');
		ChangeBtnActivity(random,1);
		setTimeout("AutoActivity()", 7000);
	}
}

/* 變換文字按鈕css */
function ChangeBtn(cate,num,n){
	for(i=1; i <= num; i++){
		document.getElementById(cate+i).className = "btn_off";
	}
	document.getElementById(cate+n).className = "btn_on";
}

/* 顯示客戶資料訊息 */
function ShowLayer(event,layer_name,name,pic,meg){
	var x_scroll=document.documentElement.scrollLeft;				// 邊界與游標座標之水平距離
	var y_scroll=document.documentElement.scrollTop;				// 邊界與游標座標之垂直距離
	var x_event = event.clientX;									// 取得游標目前的 x 位置
	var y_event = event.clientY;									// 取得游標目前的 y 位置
	var x_out=15;													// 與游標座標之水平距離
	var y_out=0;													// 與游標座標之垂直距離

	document.getElementById(layer_name).style.left =x_scroll+x_event+x_out+'px';
	document.getElementById(layer_name).style.top = y_scroll+y_event+y_out+'px';

	document.getElementById(layer_name).innerHTML='<div class="name">'+name+'</div><div><img src="'+pic+'"></div><div>'+meg+'</div>';

	document.getElementById(layer_name).style.display = "";
}
/* 隱藏客戶資料訊息 */
function HideLayer(layer_name){
	document.getElementById(layer_name).style.display = "none";
}
/* L3變換圖片 */
function ChangPic(pic_id,pic_href,pic_src,pic_alt){
	var main_pic_href=document.getElementById('main_pic_href');
	var main_pic_src=document.getElementById('main_pic_src');
	var main_pic_alt=document.getElementById('main_pic_alt');
	var pic_a='<a href="#" title="'+main_pic_alt.value+'" onClick="ChangPic(\''+pic_id+'\',\''+main_pic_href.value+'\',\''+main_pic_src.value+'\',\''+main_pic_alt.value+'\'); return false;"><img src="'+main_pic_src.value+'" width="112" alt="'+main_pic_alt.value+'" border="0" class="pic"></a>';
	var main_pic_a='<a href="http://emmm.tw/L3_pic.php?pic='+pic_href+'" target="_blank"><img src="'+pic_src+'" width="250" height="187" alt="'+pic_alt+' - 點我放大" border="0"></a>';

	document.getElementById('pic_'+pic_id).innerHTML=pic_a;
	document.getElementById('L3_pic').innerHTML='<div>'+main_pic_a+'</div><div>'+pic_alt+'</div>';
	main_pic_href.value=pic_href;
	main_pic_src.value=pic_src;
	main_pic_alt.value=pic_alt;
}