function writeCoverDate() {
    var t = new Date();
    var datStr = new Array("","01","02","03","04","05","06","07","08","09","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24","25","26","27","28","29","30","31");
    var monStr = new Array("01","02","03","04","05","06","07","08","09","10","11","12");
    str = datStr[t.getDate()]+"/"+monStr[t.getMonth()]+"/"+t.getFullYear();
          
    return str;
}