function div_slot_h(slot,wdiv){
	var largo=get_screenx();
	var pagx=get_scrollx();
	var divx;
	if(slot==1 || slot==4 || slot==7) divx=1;
	else if(slot==2 || slot==5 || slot==8) divx=parseInt((largo-wdiv)/2)+pagx;
	else if(slot==3 || slot==6 || slot==9) divx=parseInt(largo-wdiv)+pagx;
	return divx;
}
function div_slot_v(slot,hdiv){
	var alto=get_screeny();
	var pagy=get_scrolly();
	var divy;
	if(slot==1 || slot==2 || slot==3) var divy=1;
	else if(slot==4 || slot==5 || slot==6) divy=parseInt((alto-hdiv)/2)+pagy;
	else if(slot==7 || slot==8 || slot==9) divy=parseInt(alto-hdiv)+pagy;
	return divy;
}
function get_screenx(){
	if(window.innerWidth) var largo=parseInt(window.innerWidth)-20;
	else var largo=parseInt(document.body.clientWidth);
	return largo;
}
function get_screeny(){
	if(window.innerHeight) var alto=parseInt(window.innerHeight);
	else var alto=parseInt(document.body.clientHeight);
	return alto;
}
function get_scrollx(){
	if(window.pageXOffset) var pagx=parseInt(window.pageXOffset);
	else var pagx=parseInt(document.body.scrollLeft);
	return pagx;
}
function get_scrolly(){
	if(window.pageYOffset) var pagy=parseInt(window.pageYOffset);
	else var pagy=parseInt(document.body.scrollTop);
	return pagy;
}
function get_w(obj){
	return obj.style.width;
}
function get_h(obj){
	return obj.style.height;
}
function put_y(obj,divy){
	obj.style.top=divy+get_scrolly();
}
function put_x(obj,divx){
	obj.style.left=divx+get_scrollx();
}
//get y position object; parm obj=document.getElementById("...")
function get_y(obj){
var ypos=obj.offsetTop;	
tempEl=obj.offsetParent;
while(tempEl!=null) {ypos+=tempEl.offsetTop;tempEl=tempEl.offsetParent}
return ypos;
}
//get x position object; parm obj=document.getElementById("...")
function get_x(obj){
var xpos=obj.offsetLeft;
tempEl=obj.offsetParent;
while(tempEl!=null) {xpos+=tempEl.offsetLeft;tempEl=tempEl.offsetParent}
return xpos;
}