//Calendar Window: Biggy Size The Window For Only $.50 More!

function calendarWindow(imageSourceUrl) {
  var calendarWindow = window.open(imageSourceUrl, "imagewin", "resizable=yes,scrollbars,width=400,height=265");

  }
function checkdate(year,month,day,whole){

 var m = month.value;
 var y = year.value;
 var d = day.value;

if(y=='' && m=='' && d==''){
 if(whole!=null){
 	whole.value= '';
	return;
	}
}


  if(y=='' || m=='' || d=='')
 {
  
  return;
 
	}
 m=parseInt(m);
 y=parseInt(y);
 d=parseInt(d);
 

	
 
 if(m==3 || m ==5 || m==8||m==10){
			if(d>30){
				alert("day you select is beyond end of month");
				day.value=30;
		}
  }	
 
 if(y%4==0){
    	
		if(m==1){
		 
			if(d>29){
			alert("day you select is beyond end of month");
							day.value=29;
		  }
		}
	 
 }else{
		if(m==1){
		if(d>28){
					alert("day you select is beyond end of month");
									day.value=28;
		}
		}
 }
m=m+1;
 

 if(whole!=null){
	
	whole.value= (m)+'/'+d+'/'+y;

}
  
 
 
}