function show_it1(){

if (document.getElementById)
{document.getElementById("cell1").style.display = "block";}

else {document.cell1.display = "block"}

}//ends open function 1

function hide_it1(){
if (document.getElementById)
{document.getElementById("cell1").style.display = "none";}

else{document.cell1.display = "none";}

}//ends close function 1

function show_it2(){

if (document.getElementById)
{document.getElementById("cell2").style.display = "block";}

else {document.cell2.display = "block"}

}//ends open function 2

function hide_it2(){
if (document.getElementById)
{document.getElementById("cell2").style.display = "none";}

else{document.cell2.display = "none";}

}//ends close function 2

function show_it3(){

if (document.getElementById)
{document.getElementById("cell3").style.display = "block";}

else {document.cell3.display = "block"}

}//ends open function 3

function hide_it3(){
if (document.getElementById)
{document.getElementById("cell3").style.display = "none";}

else{document.cell3.display = "none";}

}//ends close function 3

function show_it4(){

if (document.getElementById)
{document.getElementById("cell4").style.display = "block";}

else {document.cell4.display = "block"}

}//ends open function 4

function hide_it4(){
if (document.getElementById)
{document.getElementById("cell4").style.display = "none";}

else{document.cell4.display = "none";}

}//ends close function 4

function show_it5(){

if (document.getElementById)
{document.getElementById("cell5").style.display = "block";}

else {document.cell5.display = "block"}

}//ends open function 5

function hide_it5(){
if (document.getElementById)
{document.getElementById("cell5").style.display = "none";}

else{document.cell5.display = "none";}

}//ends close function 5

function show_it6(){

if (document.getElementById)
{document.getElementById("cell6").style.display = "block";}

else {document.cell6.display = "block"}

}//ends open function 6

function hide_it6(){
if (document.getElementById)
{document.getElementById("cell6").style.display = "none";}

else{document.cell6.display = "none";}

}//ends close function 6