function CustomDate(){this.years=new Array();this.months=new Array();this.monthsNames=[jan,feb,mar,apr,may,jun,jul,aug,sep,oct,nov,dec];this.setYears=function(){lastYear=parseInt(new Date().getFullYear())-1;for(var i=lastYear;i>=(lastYear-130);i--){this.years.push(i);}}
this.setMonths=function(){for(var i in this.monthsNames){this.months[this.monthsNames[i]]=31;if(this.monthsNames[i]==apr||this.monthsNames[i]==jun||this.monthsNames[i]==sep||this.monthsNames[i]==nov)
this.months[this.monthsNames[i]]=30;if(this.monthsNames[i]==feb)
this.months[this.monthsNames[i]]=28;}}
this.setLeapDays=function(year){if(year%4==0&&(year%100!=0||year%400==0)){this.setMonths[feb]=29;}}
this.setYears();this.setMonths();}