var thisbrowser51

var hidetimer51 = null;

if(document.layers){ thisbrowser51='NN4'; }

if(document.all){ thisbrowser51='IE'; }

if(!document.all && document.getElementById){ thisbrowser51='NN6'; }

function showmenu51(menuname)

{

if(thisbrowser51=='NN4') document.layers[menuname].visibility = 'visible';

if(thisbrowser51=='IE') document.all[menuname].style.visibility = 'visible';

if(thisbrowser51=='NN6') document.getElementById(menuname).style.visibility = 'visible';

if(hidetimer51) clearTimeout(hidetimer51);}

function timermenu51()

{

if(hidetimer51) clearTimeout(hidetimer51);hidetimer51 = setTimeout("hideall51();",1000);

}

function hidemenu51(menuname)

{

if(thisbrowser51=='NN4') document.layers[menuname].visibility = 'hidden';

if(thisbrowser51=='IE') document.all[menuname].style.visibility = 'hidden';

if(thisbrowser51=='NN6') document.getElementById(menuname).style.visibility = 'hidden';

}

function hilite51(menuitem) 

{

if(typeof(currentpage51)!='undefined' && menuitem==currentpage51) return;

if(thisbrowser51=='IE') document.all[menuitem].style.backgroundColor = '#0081E2';

if(thisbrowser51=='NN6') document.getElementById(menuitem).style.backgroundColor = '#0081E2';

if(hidetimer51) clearTimeout(hidetimer51);}

function unhilite51(menuitem) 

{

if(typeof(currentpage51)!='undefined' && menuitem==currentpage51) return;

if(thisbrowser51=='IE') document.all[menuitem].style.backgroundColor = '#0081E2';

if(thisbrowser51=='NN6') document.getElementById(menuitem).style. backgroundColor = '#0081E2';

if(hidetimer51) clearTimeout(hidetimer51);hidetimer51 = setTimeout("hideall51();",1000);

}

function hideall51()

{

hidemenu51('submenu51_0');

hidemenu51('submenu51_1');

hidemenu51('submenu51_2');

hidemenu51('submenu51_3');

}

function openmenu51(menuname)

{

showmenu51(menuname);

if(menuname!='submenu51_0') hidemenu51('submenu51_0');

if(menuname!='submenu51_1') hidemenu51('submenu51_1');

if(menuname!='submenu51_2') hidemenu51('submenu51_2');

if(menuname!='submenu51_3') hidemenu51('submenu51_3');

}

function notcopy() {
alert ("С этой страницы нельзя ничего копировать!")
return false
}