function head_1()
{
document.write("")
//document.write(" |
")
document.write(" |
")
document.write("")
document.write("")
document.write("")
document.write("
")
document.write("
")
document.write("")
document.write("
")
}
function head_2()
{
document.write("")
document.write(" | |  |  | | |  |
")
document.write("| | |
")
document.write("")
document.write("")
document.write("")
document.write("
")
document.write("
")
document.write("")
}