function initCal(){
//function initCal(arts){

	var before=15;
	var show_days=40;
	
 if (document.getElementById) {
        cnt = document.getElementById("calendar_data");
    } else if (document.all) {
        cnt = document.all["calendar_data"];
    }

    cnt.innerHTML = "";
    str = ""
/*	for (a = 1; a <= 3; a++) {
		str += arts[a];
	}
*/
	dt=new Date();
	today=new Date();
	dt.setDate(dt.getDate()-before);	
	
	

/*      currentDate = new Date,
        differens = new String((today-dt) /86400000),
*/

 //   str += 'Вы находитесь на сайте уже' +  differens;
	
	str +="<table width=100%><tr>";
	
	for (i = 1; i <= show_days; i++) {
		
		if(i>1)
		{str +="</td><td>";}
		else{
			str +="<td>"}
		
	


		
		
		if(dt.getDate()==today.getDate())
		{str +="<strong>";
			str +=dt.getDate();
			str +="</strong>";}
		else
		{str +=dt.getDate();}
			dt.setDate(dt.getDate()+1);
            str += "&nbsp;";
            dayInWeek = 0;
        }
	str +="</td></tr></table>";

	 cnt.innerHTML = str;

}