function newPos(layName,layPos){
var pageWidth=769;// page width
 var s=document.body.clientWidth;//get windows'  current width
 var offset=(s-pageWidth)/2;// offset of the dynamic menu from left side of the window
 if(s>=pageWidth){
document.getElementById(layName).style.left=offset+layPos;
document.getElementById("menuCloser").style.left=offset;
}else{
document.getElementById(layName).style.left=layPos;
document.getElementById("menuCloser").style.left=offset;
}
}