function checkUrl(curUrl){
  if (curUrl.indexOf("/agility/") != -1){
	document.write("<img src='../images/agilityLeft.gif' alt='agility equipment' />");}
	else if (curUrl.indexOf("/obedience/") != -1){
	document.write("<img src='../images/obedienceLeft.gif' alt='obedience commands' />");}
	else if (curUrl.indexOf("/rally/") != -1){
	document.write("<img src='../images/rallySigns.gif' alt='rally signs' />");}
	else if (curUrl.indexOf("/schedule/") != -1){
	 document.write("<img src='../images/scheduleLeft.gif' alt='clock and calendar' />");}
	else if (curUrl.indexOf("/tips/") != -1 ){
	 document.write("<img src='../images/tipsLinks.gif' alt='tips and links' />");}
	else if (curUrl.indexOf("/links/") != -1 ){
	 document.write("<img src='../images/tipsLinks.gif' alt='tips and links' />");}
}