var sAbout,sProduct,sSales,sService,sContact;

sAbout = '';
sAbout = sAbout + '<A HREF="company.htm">康进简介</A>|';
sAbout = sAbout + '<A HREF="jyln.htm">企业文化</A>';


var h;
var w;
var l;
var t;
var topMar = 1;
var leftMar = -2;
var space = 1;
var isvisible;
var MENU_SHADOW_COLOR='#313131';//定义下拉菜单阴影色
var global = window.document
global.fo_currentMenu = null
global.fo_shadows = new Array
var ControlPanel;

document.write('<DIV id=menuDiv OnMouseOut="HideMenu();" style="Z-INDEX: 100; VISIBILITY: hidden; WIDTH: 1px; POSITION: absolute; HEIGHT: 1px; BACKGROUND-COLOR: #8A8A8A;"></DIV>');


function HideMenu() 
{
 var mX;
 var mY;
 var vDiv;
 var mDiv;
	if (isvisible == true)
{
		vDiv = document.all("menuDiv");
		mX = window.event.clientX + document.body.scrollLeft;
		mY = window.event.clientY + document.body.scrollTop;
		if ((mX < parseInt(vDiv.style.left)) || (mX > parseInt(vDiv.style.left)+vDiv.offsetWidth) || (mY < parseInt(vDiv.style.top)-h) || (mY > parseInt(vDiv.style.top)+vDiv.offsetHeight)){
			vDiv.style.visibility = "hidden";
			isvisible = false;
		}
}
}

function ShowMenu(vMnuCode,tWidth)
{
	vSrc = window.event.srcElement;
	var sCode = '<TABLE ID="SubMenu" CELLSPACING=1 CELLPADDING=0 STYLE="WIDTH:'+tWidth+'" OnMouseOut="HideMenu()">'
	for (var i=0;i<vMnuCode.split("|").length;i++)
	{
		sCode = sCode + '<TR HEIGHT="22"><TD ALIGN="CENTER">' + vMnuCode.split("|")[i] + '</TD></TR>'
	}
	sCode = sCode + "</TABLE>";

	h = vSrc.offsetHeight;
	w = vSrc.offsetWidth;
	l = vSrc.offsetLeft + leftMar+2;
	t = vSrc.offsetTop + topMar + h + space - 2;
	vParent = vSrc.offsetParent;
	while (vParent.tagName.toUpperCase() != "BODY")
	{
		l += vParent.offsetLeft;
		t += vParent.offsetTop;
		vParent = vParent.offsetParent;
	}

	menuDiv.innerHTML = sCode;
	menuDiv.style.top = t;
	menuDiv.style.left = l;
	menuDiv.style.visibility = "visible";
	isvisible = true;
    makeRectangularDropShadow(SubMenu, MENU_SHADOW_COLOR, 4)
}

function makeRectangularDropShadow(el, color, size)
{
	var i;
	for (i=size; i>0; i--)
	{
		var rect = document.createElement('div');
		var rs = rect.style
		rs.position = 'absolute';
		rs.left = (el.style.posLeft + i) + 'px';
		rs.top = (el.style.posTop + i) + 'px';
		rs.width = el.offsetWidth + 'px';
		rs.height = el.offsetHeight + 'px';
		rs.zIndex = el.style.zIndex - i;
		rs.backgroundColor = color;
		var opacity = 1 - i / (i + 1);
		rs.filter = 'alpha(opacity=' + (100 * opacity) + ')';
		el.insertAdjacentElement('afterEnd', rect);
		global.fo_shadows[global.fo_shadows.length] = rect;
	}
}

document.onmouseover=HideMenu