// JavaScript Document

/*导航菜单----子菜单*/
function showMenu (baseID, divID) {
    baseID = document.getElementById(baseID);
    divID  = document.getElementById(divID);

    if (showMenu.timer) clearTimeout(showMenu.timer);
	hideCur();
    divID.style.display = 'block';
	showMenu.cur = divID;

    if (!divID.isCreate) {
        divID.isCreate = true;
        divID.onmouseover = function () {
            if (showMenu.timer) clearTimeout(showMenu.timer);
			hideCur();
            divID.style.display = 'block';
        };

        function hide () {
            showMenu.timer = setTimeout(function () {divID.style.display = 'none';}, 1000);
        }

        divID.onmouseout = hide;
        baseID.onmouseout = hide;
    }
	function hideCur () {
		showMenu.cur && (showMenu.cur.style.display = 'none');
	}
}

/*建国资讯----图片新闻*/
var ticked=0;
var okayToGo = true;
var currentCreature = 1;
var forwardBackward = 1;
var firstnum = 1;
var secnum = 2;
var tounum=1;
function moveItem(firstnum,secnum)
{ 
	if(okayToGo&& firstnum != secnum)
	{ 
		tounum=firstnum; document.getElementById("img"+firstnum).style.zIndex = 50+10*forwardBackward; document.getElementById("img"+secnum).style.zIndex = 50+20*forwardBackward;
		startTheMove =window.setInterval(
			function(){rightOrLeft(firstnum,secnum)},20);
	}
} 
function rightOrLeft(firstnum,secnum) 
{ 
	if (ticked == 1020) 
	{
		window.clearInterval(startTheMove);
		ticked = 0;
		forwardBackward = 1;
		okayToGo = true;
	}
	else
	{ 
		okayToGo = false;
		thisAngle = (Math.PI/2)*(ticked/1000);
		document.getElementById("img"+firstnum).style.left = " "+(735-Math.sin(thisAngle)*700)+"px"; document.getElementById("img"+firstnum).style.top = " "+(105-(forwardBackward*Math.cos(thisAngle)*55))+"px"; document.getElementById("img"+secnum).style.left = " "+(735-Math.sin(thisAngle+Math.PI/2)*700)+"px"; document.getElementById("img"+secnum).style.top = " "+(105-(forwardBackward*Math.cos(thisAngle+Math.PI/2)*55))+"px";
		ticked += 20;
	}
}