function blender(what,mode){
 
  if(mode=="aus"){
    document.getElementById(what).style.display = "none"; 
    document.getElementById("ContentB").style.width = "790";
  } else {
    document.getElementById("ContentB").style.width = "510";  
    document.getElementById(what).style.display = "block"; 
    document.getElementById("clicker").style.display = "none"; 
  }
}