源码学习:一个简单的日历控件(8)

//************* 插入日期单元格 /
this.insertBodyCell=function(theRow,j,day,targetObject){
var theCell=theRow.insertCell(j);
if(j==0) var theBgColor="#FF9999";
else var theBgColor="#FFFFFF";
if(day==calendar.currentDate[2]) var theBgColor="#CCCCCC";
if(day==calendar.today[2]) var theBgColor="#99FFCC";
theCell.bgColor=theBgColor;
theCell.innerText=day;
theCell.align="center";
theCell.width=35;
theCell.style.cssText="border:1 solid #CCCCCC;cursor:hand;";
theCell.onmouseover=function(){
theCell.bgColor="#FFFFCC";
theCell.style.cssText="border:1 outset;cursor:hand;";
}
theCell.onmouseout=function(){
theCell.bgColor=theBgColor;
theCell.style.cssText="border:1 solid #CCCCCC;cursor:hand;";
}
theCell.onmousedown=function(){
theCell.bgColor="#FFFFCC";
theCell.style.cssText="border:1 inset;cursor:hand;";
}
theCell.onclick=function(){
if(calendar.currentDate[1].length<2) calendar.currentDate[1]="0"+calendar.currentDate[1];
if(day.toString().length<2) day="0"+day;
calendar.sltDate=calendar.currentDate[0]+"-"+calendar.currentDate[1]+"-"+day;
calendar.target.value=calendar.sltDate;
calendar.hide();
}
}
/ 取得月份的第一天为星期几 *******/
this.getFirstDay=function(theYear, theMonth){
var firstDate = new Date(theYear,theMonth-1,1);
return firstDate.getDay();
}
/ 取得月份共有几天 *********************/