function MM_openBrWindow(theURL,winName,features,wx,wy) {
  x=(screen.width-wx)/2;
  y=(screen.height-wy)/2;
  features = features + ",top="+y+",left="+x;
  window.open(theURL,winName,features);
}
function check_agent(){
	if((navigator.userAgent.indexOf("Safari") != -1)&&(navigator.userAgent.indexOf("Windows")) != -1){ 
		uBrowser = "WinSafari";
	}
	else{
		uBrowser = "etc";
	}
}