/***Ouvrir fenetre n1***/
var myWindow=null;
function closeAll() 
{
	if (myWindow) { if (!myWindow.closed) { myWindow.close(); } }
}
function showImg(myFile, myTitle, myParams)
{
	closeAll();
	myWindow=window.open(myFile,myTitle,myParams);
}

/***Ouvrir fenetre n2***/
function popupWindow(FileName,WindowName,WindowWidth,WindowHeight,PositionLeft,PositionTop,scroll){
  window.open(FileName,WindowName,'resizable=no,scrollbars='+scroll+',toolbar=no,menubar=no,personalbar=no,status=no,screenX='+PositionLeft+',screenY='+PositionTop+',top='+PositionTop+',left='+PositionLeft+',width='+WindowWidth+',height='+WindowHeight);
}