if (iens6){
var crossBlogObj=document.getElementById? document.getElementById("blogContent") : document.all.blogContent
var contentBlogHeight=crossBlogObj.offsetHeight
}
else if (ns4){
var crossBlogObj=document.nsBlogContainer.document.nsBlogContent
var contentBlogHeight=crossBlogObj.clip.height
}

function moveBlogDown(){
if (iens6&&parseInt(crossBlogObj.style.top)>=(contentBlogHeight*(-1)+100))
crossBlogObj.style.top=parseInt(crossBlogObj.style.top)-speed+"px"
else if (ns4&&crossBlogObj.top>=(contentBlogHeight*(-1)+100))
crossBlogObj.top-=speed
movedownvar=setTimeout("moveBlogDown()",20)
}

function moveBlogUp(){
if (iens6&&parseInt(crossBlogObj.style.top)<=0)
crossBlogObj.style.top=parseInt(crossBlogObj.style.top)+speed+"px"
else if (ns4&&crossBlogObj.top<=0)
crossBlogObj.top+=speed
moveupvar=setTimeout("moveBlogUp()",20)

}

function getBlogContent_height(){
if (iens6)
contentBlogHeight=crossBlogObj.offsetHeight
else if (ns4)
document.nsBlogContainer.document.nsBlogContent.visibility="show"
}
//window.onload=getBlogContent_height