function accesskeys(){
 
	if (document.getElementsByTagName){
  
		var anchors = document.getElementsByTagName("a");
 
		for (var i=0; i<anchors.length; i++){
 
			var anchor = anchors[i];
			
			if(!anchor.accessKey){ 
				
				anchor.accessKey = anchor.innerHTML.substring(0,1);
			
			}

		}

	}

}

window.onload = accesskeys;