/*
Original up-down slideshow script by Dynamic Drive (www.dynamicdrive.com)
For full source code, terms of use, and 100's more scripts, visit http://www.dynamicdrive.com
*/

/*
Modified by Augsburg College Office of Marketing and Communication, 2008
*/

//set the scrollerwidth and scrollerheight to the width/height of the LARGEST image in your slideshow
var scrollerwidth='174px'
var scrollerheight='190px'
var pausebetweenimages=6000 //milliseconds

//configure the below variable to change the images used in the slideshow. If you wish the images to be clickable, simply wrap the images with the appropriate <a> tag
var slideimages=new Array()
slideimages[0]='<a href="https://smaug.augsburg.edu/NetCommunity/SSLPage.aspx?&pid=184&srcid=259"><img src="images/giving_right1.jpg" title="Click to donate to Augsburg College." width="174" height="190"></a>'
slideimages[1]='<a href="https://smaug.augsburg.edu/NetCommunity/SSLPage.aspx?&pid=184&srcid=259"><img src="images/giving_right2.jpg" title="Click to donate to Augsburg College." width="174" height="190"></a>'
slideimages[2]='<a href="http://www.plan.gs/stelterweb/Article.do?orgId=5038&articleId=9011"><img src="images/giving_right5.jpg" title="Click to join the Sven Oftedal Society." width="174" height="190"></a>'
slideimages[3]='<a href="https://smaug.augsburg.edu/NetCommunity/SSLPage.aspx?&pid=184&srcid=259"><img src="images/giving_right4.jpg" title="Click to donate to Augsburg College." width="174" height="190"></a>'


//You can extend this list by incrementing the array number up


var ie=document.all
var dom=document.getElementById

if (slideimages.length>2)
i=2
else
i=0

function move1(whichlayer){
tlayer=eval(whichlayer)
if (tlayer.top>0&&tlayer.top<=5){
tlayer.top=0
setTimeout("move1(tlayer)",pausebetweenimages)
setTimeout("move2(document.main.document.second)",pausebetweenimages)
return
}
if (tlayer.top>=tlayer.document.height*-1){
tlayer.top-=5
setTimeout("move1(tlayer)",50)
}
else{
tlayer.top=parseInt(scrollerheight)
tlayer.document.write(slideimages[i])
tlayer.document.close()
if (i==slideimages.length-1)
i=0
else
i++
}
}

function move2(whichlayer){
tlayer2=eval(whichlayer)
if (tlayer2.top>0&&tlayer2.top<=5){
tlayer2.top=0
setTimeout("move2(tlayer2)",pausebetweenimages)
setTimeout("move1(document.main.document.first)",pausebetweenimages)
return
}
if (tlayer2.top>=tlayer2.document.height*-1){
tlayer2.top-=5
setTimeout("move2(tlayer2)",50)
}
else{
tlayer2.top=parseInt(scrollerheight)
tlayer2.document.write(slideimages[i])
tlayer2.document.close()
if (i==slideimages.length-1)
i=0
else
i++
}
}

function move3(whichdiv){
tdiv=eval(whichdiv)
if (parseInt(tdiv.style.top)>0&&parseInt(tdiv.style.top)<=5){
tdiv.style.top=0+"px"
setTimeout("move3(tdiv)",pausebetweenimages)
setTimeout("move4(second2_obj)",pausebetweenimages)
return
}
if (parseInt(tdiv.style.top)>=tdiv.offsetHeight*-1){
tdiv.style.top=parseInt(tdiv.style.top)-5+"px"
setTimeout("move3(tdiv)",50)
}
else{
tdiv.style.top=scrollerheight
tdiv.innerHTML=slideimages[i]
if (i==slideimages.length-1)
i=0
else
i++
}
}

function move4(whichdiv){
tdiv2=eval(whichdiv)
if (parseInt(tdiv2.style.top)>0&&parseInt(tdiv2.style.top)<=5){
tdiv2.style.top=0+"px"
setTimeout("move4(tdiv2)",pausebetweenimages)
setTimeout("move3(first2_obj)",pausebetweenimages)
return
}
if (parseInt(tdiv2.style.top)>=tdiv2.offsetHeight*-1){
tdiv2.style.top=parseInt(tdiv2.style.top)-5+"px"
setTimeout("move4(second2_obj)",50)
}
else{
tdiv2.style.top=scrollerheight
tdiv2.innerHTML=slideimages[i]
if (i==slideimages.length-1)
i=0
else
i++
}
}

function startscroll(){
if (ie||dom){
first2_obj=ie? first2 : document.getElementById("first2")
second2_obj=ie? second2 : document.getElementById("second2")
move3(first2_obj)
second2_obj.style.top=scrollerheight
second2_obj.style.visibility='visible'
}
else if (document.layers){
document.main.visibility='show'
move1(document.main.document.first)
document.main.document.second.top=parseInt(scrollerheight)+5
document.main.document.second.visibility='show'
}
}