function show(elmnt){
document.getElementById(elmnt).style.display="block"
}
function hide(elmnt){
document.getElementById(elmnt).style.display="none"
}
function ipacon(){
show("ipac")
}
function ultrastikon(){
show("ultrastik")
}
function avgaon(){
show("avga")
}
function optipacon(){
show("optipac")
}
function jpacon(){
show("jpac")
}
function controlson(){
show("cont")
}
function orderon(){
show("ordr")
}
function ipacoff(){
hide("ipac")
}
function ultrastikoff(){
hide("ultrastik")
}
function avgaoff(){
hide("avga")
}
function optipacoff(){
hide("optipac")
}
function jpacoff(){
hide("jpac")
}
function controlsoff(){
hide("cont")
}
function orderoff(){
hide("ordr")
}
function mainMenu(menu){
droptop=" | "
droptop+=" | "
droptop+=" |
"
droptop+="| | "
dropbot=" | "
dropbot+="
 | "
dropbot+=" |  | "
dropbot+="
"
mnu=""
mnu+=" | "
mnu+=" | "
mnu+=" |
"
mnu+="
"
mnu+=" |
"
pagebot+="
"
pagebot+="
"
pagebot+="