// JavaScript Document

var checkTimer = 10; //移動速度
var menuTopPosition = 140;//垂直位置間格
var menuLeftPosition = 80; //水平位置間格
var menuWidth = 80; //選單的寬度

imgSrc=new Array()

//imgSrc[0]="../images/Promote/5/jetso.gif";
imgSrc[0]="../images/Promote/5/blank.gif";

imgAlt=new Array()
//imgAlt[0]="會員專享香港體檢";

imgPath=new Array()
//imgPath[0]="../images/Promote/5/jetso.gif";
imgPath[0]="../images/Promote/5/blank.gif";

function KeyBanner(){
	var menuArea = document.getElementById('menuArea');
	menuArea.style.top = document.body.scrollTop + menuTopPosition;
	//alert(menuArea.style.top);
	menuArea.style.left = document.body.clientWidth - menuLeftPosition;
	menuArea.style.width = menuWidth;
	num=Math.floor(Math.random() * imgSrc.length)
	menuArea.innerHTML = "<img id='myPic' name='myPic' src='" + imgSrc[0] + "' border='0' alt='" + imgAlt[0] + "'>"
	MovePosition();
}

function MovePosition(){
	var offsetY;
	var menuArea = document.getElementById('menuArea');
	var menuTop = parseInt (menuArea.style.top, 10);
	menuArea.style.left = document.body.clientWidth - menuLeftPosition
	menuToPosition = document.body.scrollTop + menuTopPosition 
	if(menuTop != menuToPosition ){
		offsetY = Math.ceil( Math.abs( menuToPosition - menuTop ) / 20 )
		if( menuToPosition < menuTop ){
			offsetY = -offsetY;
		}
		menuArea.style.top = parseInt (menuArea.style.top, 10) + offsetY;
		
	}
	setTimeout ("MovePosition()", checkTimer);
}

function mouse_in(obj){
	obj.style.filter="alpha(opacity:100)";
	obj.style.KHTMLOpacity="100";
	obj.style.MozOpacity="100";
	obj.style.opacity="100";
}

function mouse_out(obj){
	obj.style.filter="alpha(opacity:70)";
	obj.style.KHTMLOpacity="0.70";
	obj.style.MozOpacity="0.70";
	obj.style.opacity="0.70";
}

function PopCoupon( patharr , width , height ){
	path = imgPath[patharr];
	winheight = height+25;
	winleft = (document.body.clientWidth - width) /2; 
	wintop = (document.body.clientHeight - winheight) /2; 
	window.open( 'healthcheck_popup.php?path='+path+'&width='+width+'&height='+height , 'Coupon' , 'width='+width+' , height='+winheight+' , resizable=no,scrollbars=yes,top='+wintop+',left='+winleft );
}