if (navigator.appVersion.substring(0,1)>=3){
	main_Out=new Image();
	main_Out.src="images/main_out.gif";
	tariffs_Out=new Image();
	tariffs_Out.src="images/tariffs_out.gif";
	place_Out=new Image();
	place_Out.src="images/place_out.gif";
	announcements_Out=new Image();
	announcements_Out.src="images/announcements_out.gif";

	main_Over=new Image();
	main_Over.src="images/main_over.gif";
	tariffs_Over=new Image();
	tariffs_Over.src="images/tariffs_over.gif";
	place_Over=new Image();
	place_Over.src="images/place_over.gif";
	announcements_Over=new Image();
	announcements_Over.src="images/announcements_over.gif";
}
function rollOut(imgName){
	if (navigator.appVersion.substring(0,1)>=3){
		document.images[imgName].src=eval(imgName+'_Out.src');
	}
}
function rollOver(imgName){
	if (navigator.appVersion.substring(0,1)>=3){
		document.images[imgName].src=eval(imgName+'_Over.src');
	}
}