function setElementVisibility(elementToSet, showItSwitch, keepPlacementSwitch){
 if (showItSwitch) {
   elementToSet.style.display = "inline";
   elementToSet.style.visibility = "visible";
 }
 else{
   if (keepPlacementSwitch) {
     elementToSet.style.display = "inline";
     elementToSet.style.visibility = "hidden";
   }
   else{
     elementToSet.style.display = "none";
   }
 }
}
function hideTable(){
 setElementVisibility(document.getElementById("myTable"), false, true);
}

function removeTable(){
 setElementVisibility(document.getElementById("myTable"), false, false);
 setElementVisibility(document.getElementById("myTable1"), false, false);
 setElementVisibility(document.getElementById("myTable2"), false, false);
 setElementVisibility(document.getElementById("myTable3"), false, false);
 setElementVisibility(document.getElementById("myTable4"), false, false);
 setElementVisibility(document.getElementById("myTable5"), false, false);
 setElementVisibility(document.getElementById("myTable6"), false, false);
 setElementVisibility(document.getElementById("myTable7"), false, false);
}

function showTable(){
 setElementVisibility(document.getElementById("myTable"), true);
  setElementVisibility(document.getElementById("myTable1"), true);
   setElementVisibility(document.getElementById("myTable2"), true);
    setElementVisibility(document.getElementById("myTable3"), true);
	 setElementVisibility(document.getElementById("myTable4"), true);
	  setElementVisibility(document.getElementById("myTable5"), true);
	   setElementVisibility(document.getElementById("myTable6"), true);
	    setElementVisibility(document.getElementById("myTable7"), true);
		 setElementVisibility(document.getElementById("myTable10"), false, false);
 setElementVisibility(document.getElementById("myTable11"), false, false);
 setElementVisibility(document.getElementById("myTable12"), false, false);
 setElementVisibility(document.getElementById("myTable13"), false, false);
 setElementVisibility(document.getElementById("myTable14"), false, false);
 setElementVisibility(document.getElementById("myTable15"), false, false);
 setElementVisibility(document.getElementById("myTable16"), false, false);
 setElementVisibility(document.getElementById("myTable17"), false, false);
  setElementVisibility(document.getElementById("myTable18"), false, false);
	   
}