var a = Math.ceil(Math.random() * 10);
var b = Math.ceil(Math.random() * 10);       
var c = a + b;
var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function DrawBotBoot(){
	document.write("<b>"+ a + "</b> + <b>" + b +"</b>");
}   
    
function submitForm(form){
	var err = 0;
	$(form).getElements('input[check!=""],textarea[check!=""]').each(
		function(itm, idx){
			err += parseInt(eval('check'+itm.getProperty('check'))(itm.id,itm.getProperty('alert')));			
		}//each
	); 
	if(err==0) $(form).submit();
	else if($chk($('cerror'))) $('cerror').set('html',$('cerror').getProperty('alert'));
}//submitForm

function insertError(text,element){
	new Element('span', {
		'html': text,'id':'err_'+element,
		'class': 'formerror'      
	}).inject($(element), 'after');
}//insertError

function deleteError(element){
	$('err_'+element).destroy();
}//deleteError

function checkrequired(element,notice){
	if(isEmpty($(element).value)){ 
		if($chk($('err_'+element))) deleteError(element);		
		insertError(notice,element);
		return 1;
	}else{ 
		if($chk($('err_'+element))) deleteError(element);	
		return 0;
	}//if
}//checkrequired

function checkemail(element,notice){
	var re = /^[^\s()<>@,;:\/]+@\w[\w\.-]+\.[a-z]{2,}$/i
	if($(element).getProperty('related')!=null){ 
		if($(element).value!=$($(element).getProperty('related')).value){
			insertError($(element).getProperty('alert'),element);
			return 1;
		}else{
			if($chk($('err_'+element))) deleteError(element);		
			return 0;
		}//if
	}else{
		if(!re.test($(element).value) || isEmpty($(element).value)){ 
			if($chk($('err_'+element))) deleteError(element);		
			insertError(notice,element);
			return 1;
		}else{ 
			if($chk($('err_'+element))) deleteError(element);	
			return 0;
		}//if
	}//if
}//checkemail

function checkinteger(element,notice){
	var re = /\./i
	if(isNaN($(element).value) || re.test($(element).value) || isEmpty($(element).value)){
		if($chk($('err_'+element))) deleteError(element);		
		insertError(notice,element);	
		return 1;
	}else{
		if($chk($('err_'+element))) deleteError(element);		
		return 0;
	}//if
}

function checkcode(element,notice){
	var d = $(element).value;
	if(d != c){ 
		if($chk($('err_'+element))) deleteError(element);		
		insertError(notice,element);
		return 1;
	}else{ 
		if($chk($('err_'+element))) deleteError(element);	
		return 0;
	}//if
}//checkcode

function isEmpty(str){
	str = trim(str);
	return (str == null) || (str.length == 0);
}//isEmpty

function trim(value) {
  value = value.replace(/^\s+/,'');
  value = value.replace(/\s+$/,'');
  return value;
}

function checkdate(element,notice){
	var d = $(element).value;
   	if(!isDate(d)){ 
		if($chk($('err_'+element))) deleteError(element);		
		insertError(notice,element);
		return 1;
	}else{ 
		if($chk($('err_'+element))) deleteError(element);	
		return 0;
	}//if 
}//checkDate

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strDay=dtStr.substring(0,pos1)
	var strMonth=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1) return false
	if (strMonth.length<1 || month<1 || month>12) return false
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]) return false
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear) return false
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false) return false
	return true
}//isDate

function daysInFebruary (year){
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}//daysInFebruary

function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}//DaysArray

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}//stripCharsInBag

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    return true;
}//isInteger