// main sliders...

function maingoleft(){
mainslidespeed = "-1";
}

var mainleft;
function mainslideleft(){
mainleft = setTimeout('maingoleft();', 600);
}

function maingoright(){
mainslidespeed = "1";
}

var mainright;
function mainslideright(){
mainright = setTimeout('maingoright();', 600);
}