// Yannick Molitor - info@rcnsm.be

IE6CSS = (document.compatMode && document.compatMode.indexOf("CSS1") >= 0) ?   true : false;
IE=(navigator.userAgent.toLowerCase().indexOf("msie") != -1 ) ?   true : false;

function calcul_size(){
size=hauteur()-parseInt(document.getElementById("MY_content").style.top);
return size;
}

function hauteur() {
   if (window.innerHeight) {   return window.innerHeight; } 
   else if (IE6CSS) {        return document.body.parentElement.clientHeight;   } 
   else if (document.body && document.body.clientHeight) {   return document.body.clientHeight; }
   return 0;
}

function largeur() {
   if (window.innerWidth) {   return window.innerWidth; } 
   else if (IE6CSS) {        return document.body.parentElement.clientWidth;   } 
   else if (document.body && document.body.clientWidth) {   return document.body.clientWidth; }
   return 0;
}

function showdiv(who){
	document.getElementById(who).style.display="block";
	document.getElementById(who).style.visibility="visible";
}

function hidediv(who){
	document.getElementById(who).style.display="none";
	document.getElementById(who).style.visibility="hidden";
}

var $a=document.getElementById("MY_menu").style.top;
var $b=document.getElementById("MY_content").style.top
var $c=document.getElementById("MY_center").style.left
var $d=document.getElementById("MY_parent").style.left
var $e=document.getElementById("MY_parent").style.height
var $f=document.getElementById("MY_parent").style.width
var $g=document.getElementById("MY_parent").style.height
var $h=document.getElementById("MY_content").style.width
var $i=document.getElementById("MY_content").style.height
var $j=document.getElementById("MY_child").style.width

function checksize(){
 if ((hauteur()<500)||(largeur()<800)) { 
	document.getElementById("MY_header").style.display="none";
	document.getElementById("MY_menu").style.top="20px";
	document.getElementById("MY_content").style.top="20px";
	document.getElementById("MY_center").style.left="0px";
	document.getElementById("MY_parent").style.left="0px";
	document.getElementById("MY_parent").style.height="100%";
	document.getElementById("MY_parent").style.width=(largeur()-15)+"px";
	document.getElementById("MY_parent").style.height=(hauteur()-15)+"px";
	document.getElementById("MY_content").style.width=(largeur()-180)+"px";
	document.getElementById("MY_content").style.height=(hauteur()-50)+"px"
	document.getElementById("MY_child").style.width=(largeur()-210)+"px"	
 }
 else {
	document.getElementById("MY_header").style.display="block";
	document.getElementById("MY_menu").style.top=$a;
	document.getElementById("MY_content").style.top=$b;
	document.getElementById("MY_center").style.left=$c;
	document.getElementById("MY_parent").style.left=$d;
	document.getElementById("MY_parent").style.height=$e;
	document.getElementById("MY_parent").style.width=$f;
	document.getElementById("MY_parent").style.height=$g;
	document.getElementById("MY_content").style.width=$h;
	document.getElementById("MY_content").style.height=$i;
	document.getElementById("MY_child").style.width=$j;	
 }
}