function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


//Date Validation

var reason;

function isValidDate (myDate,sep,altsep) {
	
    if (myDate.length == 10) {
		
        if ((myDate.substring(2,3) == sep || myDate.substring(2,3) == altsep) && (myDate.substring(5,6) == sep || myDate.substring(5,6) == altsep)) {
            var date  = myDate.substring(0,2)   ;
            var month = myDate.substring(3,5);
            var year  = myDate.substring(6,10);
            var test = new Date(year,month-1,date);
			
            if (year == y2k(test.getYear()) && (month-1 == test.getMonth()) && (date == test.getDate())) {
                reason = '';
                return true;
            }
            else {
                reason = 'valid format but an invalid date'                ;
                return false;
            }
        }
        else {
            reason = 'invalid separators! ' + sep +','+ altsep +'are allowed.';
            return false;
        }
    }
    else if (myDate.length == 8) {
		
		if ((isNaN(myDate.substring(2,3))==false) || (isNaN(myDate.substring(5,6))==false))
		{
			reason="Date should be in the format dd/mm/yyyyy"
			return false;
		}
		
        if ((myDate.substring(2,3) == sep || myDate.substring(2,3) == altsep) && (myDate.substring(5,6) == sep || myDate.substring(5,6) == altsep)) {
            var date  = myDate.substring(0,2);           
            var month = myDate.substring(3,5);
            var year  = myDate.substring(6,8);
			
			year=parseInt(year)+2000;            
			
            var test = new Date(year,month-1,date);
           
            if (year == y2k(test.getYear()) && (month-1 == test.getMonth()) && (date == test.getDate())) {
                reason = '';
                return true;
            }
            else {
                reason = 'valid format but an invalid date';                
                return false;
            }
        }
    }
    else {
        reason = 'Invalid Date' ;
        return false;
    }
}

//check whether the date is seperated by '/'
function tellMeIfInvalid(mDate) 
{

    if (isValidDate(mDate.value,'/','.'))
		return "0";
    else
    {
		mDate.value="";        
      //  alert(reason);
		//mDate.focus();
        return reason;
    }
}

function y2k(number)
{
	 return (number < 1000) ? number + 1900 : number;
}