function change1left_over()
{
leftmenu_01.style.backgroundImage="url(images/fon5.gif)";
m1_1.style.display="block";
m1_2.style.display="block";
}
function change1left_out()
{
leftmenu_01.style.backgroundImage="url(images/fon2.gif)";
m1_1.style.display="none";
m1_2.style.display="none";
}
function change2left_over()
{
leftmenu_02.style.backgroundImage="url(images/fon5.gif)";
m2_1.style.display="block";
m1_3.style.display="block";
}
function change2left_out()
{
leftmenu_02.style.backgroundImage="url(images/fon2.gif)";
m2_1.style.display="none";
m1_3.style.display="none";
}
function change3left_over()
{
leftmenu_03.style.backgroundImage="url(images/fon5.gif)";
m3_1.style.display="block";
m1_4.style.display="block";
}
function change3left_out()
{
leftmenu_03.style.backgroundImage="url(images/fon2.gif)";
m3_1.style.display="none";
m1_4.style.display="none";
}
function change4left_over()
{
leftmenu_04.style.backgroundImage="url(images/fon5.gif)";
m4_1.style.display="block";
m1_5.style.display="block";
}
function change4left_out()
{
leftmenu_04.style.backgroundImage="url(images/fon2.gif)";
m4_1.style.display="none";
m1_5.style.display="none";
}