function headerBottom() {
  var myWidth = 0, myHeight = 0,decalageLeft=0,decalageBottom=0;
  var theFooter = window.document.getElementById('footerref');
  if (null!=theFooter) {
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    myWidth = window.innerWidth;
    myHeight = window.innerHeight;
	decalageLeft=-8;
	decalageBottom=75;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    myWidth = document.documentElement.clientWidth;
    myHeight = document.documentElement.clientHeight;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    myWidth = document.body.clientWidth;
    myHeight = document.body.clientHeight;
  }
  //window.alert( 'Width = ' + myWidth );
  //alert(window.document.getElementById('footer').width); 
  //window.alert( 'Height = ' + myHeight );
  //var footer=addCSSRule("#footer");
  
  theFooter.style.top=''+window.document.getElementById('bodymie').offsetHeight+'px';
  var leftMove = (((myWidth-950)/2)+decalageLeft);
  if (leftMove<0) leftMove=0;
  theFooter.style.left=''+leftMove+'px';
  theFooter.style.display='block';
 }
}