var xmlHttp = GetXmlHttpObject();

function GetXmlHttpObject(){
	
	var objXMLHttp=null

	if(window.XMLHttpRequest){
			
		objXMLHttp = new XMLHttpRequest();

	} else if(window.ActiveXObject){
		
		objXMLHttp = new ActiveXObject("Microsoft.XMLHTTP");
		
	}
	
	return objXMLHttp;

}

function update_rating(obj) {
	
	var id_temp = obj.id;
	
	var arr = id_temp.split('_');
	
	var par_id = arr[0];
	var rating = arr[1];
	
	xmlHttp.open('get', '/_scripts/ajax_actions.php?par_id='+par_id+'&rating='+rating+'&sid='+Math.random(),true);
	xmlHttp.send(null)

    for(j = 0; j < 6; j++){
    	
    	 if(rating == j){
    
	    	for (i=0; i < 5; i++){
	    	    		
	    		if (i < j) {
		
	    	   		document.getElementById(par_id+"_"+(i+1)).src = "/_grafix/rating_star_1.gif";
	    		
				} else {
	    		
					document.getElementById(par_id+"_"+(i+1)).src = "/_grafix/rating_star_0.gif";
	    		
				}
	    	}
	    }
    }
}