//pre blikajúci text
var blink_speed = 200;
var blink_i = 1;


function Blink(layerName){
	try {

 		if(blink_i%5==0)
 			document.getElementById(layerName).style.visibility="hidden";
 		else
 			document.getElementById(layerName).style.visibility="visible";

		if(blink_i>100)
 			blink_i=1;
		else
 			blink_i++;

		setTimeout("Blink('" + layerName + "')",blink_speed);
	}
	catch(exception){
		if (exception instanceof Error){
 			document.getElementById(layerName).style.visibility="visible";
			clearTimeout("Blink(layerName)");
			return;
		}
	}
}