var yon = 0; //取得是否接触Y轴
var xon = 0; //取得是否接触X轴
var isMove = true;
function changePos()
{
if(isMove)
{
width = document.body.clientWidth;
height = document.body.clientHeight;
var Hoffset = img.offsetHeight;
var Woffset = img.offsetWidth;
img.style.left = xPos + document.body.scrollLeft;
img.style.top = yPos + document.body.scrollTop;
if (yon)
{
yPos = yPos + step;
}
else
{
yPos = yPos - step;
}
if (yPos < 0)
{
yon = 1;
yPos = 0;
}
if (yPos >= (height - Hoffset))
{
yon = 0;
yPos = (height - Hoffset);
}
if (xon)
{
xPos = xPos + step;
}
else
{
xPos = xPos - step;
}
if (xPos < 0)
{
xon = 1;
xPos = 0;
}
if (xPos >= (width - Woffset))
{
xon = 0;
xPos = (width - Woffset);
}
}
}
function MoveStart()
{
img.visibility = "visible";
setInterval('changePos()', delay);
}
function HiddenDiv(divName)
{
eval("document.all." + divName + ".style.display = 'none'");
}
document.write("");
MoveStart();
//--------------------------------------------------------------------------------------------------------------------------------------------------------------------------//
function initEcAd()
{
document.all.AdLayer1.style.posTop = -200;
document.all.AdLayer1.style.visibility = 'visible'
document.all.AdLayer2.style.posTop = -200;
document.all.AdLayer2.style.visibility = 'visible'
MoveLeftLayer('AdLayer1');
MoveRightLayer('AdLayer2');
}
function MoveLeftLayer(layerName)
{
xLeft = 5;
yLeft = 100;// 左侧广告距离页首高度
var diff = (document.body.scrollTop + yLeft - document.all.AdLayer1.style.posTop)*.40;
yLeft = document.body.scrollTop + yLeft - diff;
eval("document.all." + layerName + ".style.posTop = parseInt(yLeft)");
eval("document.all." + layerName + ".style.posLeft = xLeft");
setTimeout("MoveLeftLayer('AdLayer1');", 0);
}
function MoveRightLayer(layerName)
{
xRight = 5;
yRight = 100;// 右侧广告距离页首高度
var diff = (document.body.scrollTop + yRight - document.all.AdLayer2.style.posTop)*.40;
var yRight = document.body.scrollTop + yRight - diff;
eval("document.all." + layerName + ".style.posTop = yRight");
eval("document.all." + layerName + ".style.posRight = xRight");
setTimeout("MoveRightLayer('AdLayer2');", 0);
}
document.write("");
initEcAd();