/**
 *     Vertical scroll slideshow gallery v2
 *     Copyright (C) 2011  www.gopiplus.com
 * 
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 * 
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 * 
 *     You should have received a copy of the GNU General Public License
 *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

	
	var ie=document.all
	var dom=document.getElementById
	
	if (vs2_slideimages.length>2)
	vs2_i=2
	else
	vs2_i=0
	
	function vs2_move1(whichlayer){
	tlayer=eval(whichlayer)
	if (tlayer.top>0&&tlayer.top<=5){
	tlayer.top=0
	setTimeout("vs2_move1(tlayer)",vs2_pausebetweenimages)
	setTimeout("vs2_move2(document.vs2_main.document.vs2_second)",vs2_pausebetweenimages)
	return
	}
	if (tlayer.top>=tlayer.document.height*-1){
	tlayer.top-=5
	setTimeout("vs2_move1(tlayer)",50)
	}
	else{
	tlayer.top=parseInt(vs2_scrollerheight)
	tlayer.document.write(vs2_slideimages[vs2_i])
	tlayer.document.close()
	if (vs2_i==vs2_slideimages.length-1)
	vs2_i=0
	else
	vs2_i++
	}
	}
	
	function vs2_move2(whichlayer){
	tlayer2=eval(whichlayer)
	if (tlayer2.top>0&&tlayer2.top<=5){
	tlayer2.top=0
	setTimeout("vs2_move2(tlayer2)",vs2_pausebetweenimages)
	setTimeout("vs2_move1(document.vs2_main.document.vs2_first)",vs2_pausebetweenimages)
	return
	}
	if (tlayer2.top>=tlayer2.document.height*-1){
	tlayer2.top-=5
	setTimeout("vs2_move2(tlayer2)",50)
	}
	else{
	tlayer2.top=parseInt(vs2_scrollerheight)
	tlayer2.document.write(vs2_slideimages[vs2_i])
	tlayer2.document.close()
	if (vs2_i==vs2_slideimages.length-1)
	vs2_i=0
	else
	vs2_i++
	}
	}
	
	function vs2_move3(whichdiv){
	tdiv=eval(whichdiv)
	if (parseInt(tdiv.style.top)>0&&parseInt(tdiv.style.top)<=5){
	tdiv.style.top=0+"px"
	setTimeout("vs2_move3(tdiv)",vs2_pausebetweenimages)
	setTimeout("vs2_move4(vs2_second2_obj)",vs2_pausebetweenimages)
	return
	}
	if (parseInt(tdiv.style.top)>=tdiv.offsetHeight*-1){
	tdiv.style.top=parseInt(tdiv.style.top)-5+"px"
	setTimeout("vs2_move3(tdiv)",50)
	}
	else{
	tdiv.style.top=vs2_scrollerheight
	tdiv.innerHTML=vs2_slideimages[vs2_i]
	if (vs2_i==vs2_slideimages.length-1)
	vs2_i=0
	else
	vs2_i++
	}
	}
	
	function vs2_move4(whichdiv){
	tdiv2=eval(whichdiv)
	if (parseInt(tdiv2.style.top)>0&&parseInt(tdiv2.style.top)<=5){
	tdiv2.style.top=0+"px"
	setTimeout("vs2_move4(tdiv2)",vs2_pausebetweenimages)
	setTimeout("vs2_move3(vs2_first2_obj)",vs2_pausebetweenimages)
	return
	}
	if (parseInt(tdiv2.style.top)>=tdiv2.offsetHeight*-1){
	tdiv2.style.top=parseInt(tdiv2.style.top)-5+"px"
	setTimeout("vs2_move4(vs2_second2_obj)",50)
	}
	else{
	tdiv2.style.top=vs2_scrollerheight
	tdiv2.innerHTML=vs2_slideimages[vs2_i]
	if (vs2_i==vs2_slideimages.length-1)
	vs2_i=0
	else
	vs2_i++
	}
	}
	
	function startscroll(){
	if (ie||dom){
	vs2_first2_obj=ie? vs2_first2 : document.getElementById("vs2_first2")
	vs2_second2_obj=ie? vs2_second2 : document.getElementById("vs2_second2")
	vs2_move3(vs2_first2_obj)
	vs2_second2_obj.style.top=vs2_scrollerheight
	vs2_second2_obj.style.visibility='visible'
	}
	else if (document.layers){
	document.vs2_main.visibility='show'
	vs2_move1(document.vs2_main.document.vs2_first)
	document.vs2_main.document.vs2_second.top=parseInt(vs2_scrollerheight)+5
	document.vs2_main.document.vs2_second.visibility='show'
	}
	}
	
	window.onload=startscroll