function random(n){var x = Math.floor(Math.random()*n);return x;};
function setactivefirst(pocet,fadetime){current=random(pocet)+1;$("#imgrotator_"+current).fadeIn(fadetime).addClass("activeimg");}	
function zobraz(pocet,poid,fadetime){
								var curr_id=$("#img"+poid).find(".activeimg").attr("id");
								if (curr_id){curr_id2=curr_id.split("_");
								c=parseInt(curr_id2[1]);																
								c2=c+1;					
											if (c==pocet){$("#imgrotator_"+c).fadeOut(fadetime,function(){$("#imgrotator_1").addClass("activeimg").fadeIn(fadetime);}).removeClass("activeimg");}
										  else {$("#imgrotator_"+c).fadeOut(fadetime,function(){$("#imgrotator_"+c2).addClass("activeimg").fadeIn(fadetime);}).removeClass("activeimg");}																
								}};