function whatbrowser() {
        if(document.layers){
            thisbrowser="NN4";
        } else if(document.all){
             thisbrowser="IE5"
        } else if(!document.all && document.getElementById){
             thisbrowser="NN6";
        } else {
            thisbrowser="NN6";
        }
        
        return thisbrowser;
}


function changeLabelColor( elem, colorval ) {
    full_name = new String( elem.name )
    regex = /\[/gi;
    start_num = full_name.search(regex)
    stripped_name = elem.name.substring( start_num+1,elem.name.length-1 );
    browser = whatbrowser();
    
    if( browser == "NN4" ) {
        labelstyle = eval( "document.label_"+stripped_name );
        labelstyle.color = colorval;
    } else if( browser == "IE5" ) {
        labelstyle = eval( "label_"+stripped_name+".style" );
        labelstyle.color = colorval;
    } else {
        labelstyle = eval( 'document.getElementById("label_'+stripped_name+'").style' );
        labelstyle.color = colorval;
    }
}


function checkValueExists( elem ) {
    var valid = 1;
    
    newval = elem.value;
    
    if( newval.length < 1 ) {
        valid = 0;
    }
    
    return valid;
}


function removeNonNumeric( strg ) {
    var Numbers = "0123456789";
    
    for( i=0; i < strg.length; i++ ) {
        if( Numbers.indexOf( strg.charAt(i) ) == -1 ) {
            temp1 = strg.substr( 0, i );
            temp2 = strg.substr( i+1, strg.length );
            newstr = temp1 + temp2;
            
            newstr = removeNonNumeric( newstr );
        } else {
            newstr = strg;
        }
    }
    
    return newstr;
}


function formatUSPhone( phone ) {
    var modval = "";
    var Numbers = "0123456789";
    
    remphone = removeNonNumeric( phone ); 
    
    if( remphone.length == 10 ||
        ( remphone.length == 11 && remphone.charAt( 0 ) == "1" ) ) {
                
        if( remphone.length == 11 && remphone.charAt( 0 ) == "1" ) {
            modval = remphone.substr( 1, remphone.length );
        } else {
            modval = remphone;
        }
        
        modac  = modval.substr( 0,3 );
        modpre = modval.substr( 3,3 );
        modnum = modval.substr( 6,4 );
                
        modphone = "("+modac+")"+modpre+"-"+modnum;
    } else {
        modphone = phone;
    }

    return modphone;
}


function checkFormPhone( elem ) {
    var valid = 1;
    var GoodChars = "0123456789()-+. xXeEtT";
    var i = 0;
    
    phone = elem.value;
    
    if (phone=="") {
        valid = 0;
    }
    
    for (i =0; i <= phone.length -1; i++) {
        if (GoodChars.indexOf(phone.charAt(i)) == -1) {
            valid = 0;
        }
    }
    
    if( valid > 0 ) {        
        elem.value = formatUSPhone( phone );
    }
    
    return valid;
}


function checkFormEmailUsername( elem ) {
    var valid = 1;
    var GoodChars = "0123456789abcdefghijklmnopqrstuvwxyz-_.";
    var i = 0;
    
    username = elem.value;
    username = username.toLowerCase();
    
    if ( username == "" || username.length < 1 ) {
        valid = 0
        return valid;
    }
    
    var supported = 0;
    if ( window.RegExp ) {
        var tempStr = "a";
        var tempReg = new RegExp(tempStr);
        
        if ( tempReg.test( tempStr ) ) {
            supported = 1;
        }
    }
    
    if ( !supported ) {
	    for (i =0; i <= username.length -1; i++) {
	        if( GoodChars.indexOf( username.charAt(i) ) == -1 ) {
	            valid = 0;
	        }
	    }
    } 
    
    var r1 = new RegExp("^[a-z0-9][a-z0-9_.-]*[a-z0-9]$\|^[a-z0-9]+$");
    valid = r1.test( username );
    
    if( valid > 0 ) {        
        elem.value = username.toLowerCase();
    }
    
    return valid;
}


function checkFormSystemUsername( elem ) {
    var valid = 1;
    var GoodChars = "0123456789abcdefghijklmnopqrstuvwxyz-";
    var i = 0;
    
    username = elem.value;
    username = username.toLowerCase();
    
    if ( username == "" || username.length < 3 || username.length > 16) {
        valid = 0
        return valid;
    }
    
    var supported = 0;
    if ( window.RegExp ) {
        var tempStr = "a";
        var tempReg = new RegExp(tempStr);
        
        if ( tempReg.test( tempStr ) ) {
            supported = 1;
        }
    }
    
    if ( !supported ) {
	    for (i =0; i <= username.length -1; i++) {
	        if( GoodChars.indexOf( username.charAt(i) ) == -1 ) {
	            valid = 0;
	        }
	    }
    } 
    
    var r1 = new RegExp("^[a-z][a-z0-9-]*$");
    valid = r1.test( username );
    
    if( valid > 0 ) {        
        elem.value = username.toLowerCase();
    }
    
    return valid;
}


function checkFormUsername( elem ) {
    var valid = 1;
    var GoodChars = "0123456789abcdefghijklmnopqrstuvwxyz_-";
    var i = 0;
    
    username = elem.value;
    username = username.toLowerCase();
    
    if ( username == "" || username.length < 3 ) {
        valid = 0
        return valid;
    }
    
    for (i =0; i <= username.length -1; i++) {
        if( GoodChars.indexOf( username.charAt(i) ) == -1 ) {
            valid = 0;
        }
    }
    
    if( valid > 0 ) {        
        elem.value = username.toLowerCase();
    }
    
    return valid;
}


function checkFormEmail( elem ) {
    var valid = 1;
    var i = 0;
    
    newval = elem.value;
    
    var supported = 0;
    if ( window.RegExp ) {
        var tempStr = "a";
        var tempReg = new RegExp(tempStr);
        
        if ( tempReg.test( tempStr ) ) {
            supported = 1;
        }
    }
    
    if ( !supported ) {
        valid = ( newval.indexOf(".") > 2 ) && ( newval.indexOf("@") > 0 );
    }
    
    var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
    var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,4}|[0-9]{1,3})(\\]?)$");
    
    valid = ( !r1.test( newval ) && r2.test( newval ) );
    
    if( valid > 0 ) {
        elem.value = newval.toLowerCase();
    }
    
    return valid;
}


function checkFormDomain( elem ) {
    var valid = 1;
    var i = 0;
    
    newval = elem.value;
    
    var supported = 0;
    if ( window.RegExp ) {
        var tempStr = "a";
        var tempReg = new RegExp(tempStr);
        
        if ( tempReg.test( tempStr ) ) {
            supported = 1;
        }
    }
    
    if ( !supported ) {
        valid = true;
    }
    var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
//    var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,4}|[0-9]{1,3})(\\]?)$");
    var r2 = new RegExp("^([a-zA-Z0-9]{1})([a-zA-Z0-9-]*)([a-zA-Z0-9]{1})\.[a-zA-Z]{2,4}((\.([.a-zA-Z]{2,4}))*)$");
    
    valid = ( !r1.test( newval ) && r2.test( newval ) );
//    valid = r2.test( newval );
    
    if( valid > 0 ) {
        elem.value = newval.toLowerCase();
    }
    
    return valid;
}


function checkFormCreditCard( elem ) {
    var valid = 1;
    var i = 0;
    
    newval = elem.value;
    
    var supported = 0;
    if ( window.RegExp ) {
        var tempStr = "a";
        var tempReg = new RegExp(tempStr);
        
        if ( tempReg.test( tempStr ) ) {
            supported = 1;
        }
    }
    
    if ( !supported ) {
        valid = true;
    }
    
    var r2 = new RegExp("^(([0-9]{3,6})([\ -]*)){3,5}$");
    
//    valid = ( !r1.test( newval ) && r2.test( newval ) );
    valid = r2.test( newval );
    
    if( valid > 0 ) {
        elem.value = newval.toLowerCase();
    }
    
    return valid;
}


function checkFormCreditCVV( elem ) {
    var valid = 1;
    var i = 0;
    
    newval = elem.value;
    
    var supported = 0;
    if ( window.RegExp ) {
        var tempStr = "a";
        var tempReg = new RegExp(tempStr);
        
        if ( tempReg.test( tempStr ) ) {
            supported = 1;
        }
    }
    
    if ( !supported ) {
        valid = true;
    }
    
    var r2 = new RegExp("^([0-9\ ]{3,4})$");
    
//    valid = ( !r1.test( newval ) && r2.test( newval ) );
    valid = r2.test( newval );
    
    if( valid > 0 ) {
        elem.value = newval.toLowerCase();
    }
    
    return valid;
}


function checkFormCreditExpDate( elem ) {
    var valid = 1;
    var i = 0;
    
    newval = elem.value;
    
    var supported = 0;
    if ( window.RegExp ) {
        var tempStr = "a";
        var tempReg = new RegExp(tempStr);
        
        if ( tempReg.test( tempStr ) ) {
            supported = 1;
        }
    }
    
    if ( !supported ) {
        valid = true;
    }
    
    var r2 = new RegExp("^([0-9\ ]{2})([\/]*)([\]*)([0-9\ ]{2})$");
    
//    valid = ( !r1.test( newval ) && r2.test( newval ) );
    valid = r2.test( newval );
    
    if( valid > 0 ) {                
        elem.value = newval.toLowerCase();
    }
    
    return valid;
}

function checkPassword( elem ) {
    var valid = 1;
    var i = 0;
    
    newval = elem.value;
    
    var supported = 0;
    if ( window.RegExp ) {
        var tempStr = "a";
        var tempReg = new RegExp(tempStr);
        
        if ( tempReg.test( tempStr ) ) {
            supported = 1;
        }
    }
    
    if ( !supported ) {
        valid = true;
    } 
    
    var r2 = new RegExp("^(.){6,20}$");
    
//    valid = ( !r1.test( newval ) && r2.test( newval ) );
    valid = r2.test( newval );
    
    return valid;
}

function checkFormPrice( elem ) {

    //var regexStr = "^(?:\\\$)?(\\d*|\\d*\\.\\d{1}|\\d*\\.\\d{2})$";
   	var regexStr = "^(?:\\\$)?(((\\d{1,3}(\\,\\d{3})*)|\\d*)(\\.\\d{1,2})?)$";
    var regex = new RegExp(regexStr);
    var regexMatch = regex.exec(elem.value);

    if (regexMatch == null) {
        return false;
    }
                                   
    elem.value = regexMatch[1];
    return true;
}

function checkPositiveInteger( elem ) {     

    var regex = new RegExp( "^0*(\\d+)(\\.0*)?$" );
    var regexMatch = regex.exec(elem.value);      
  
    if (regexMatch == null) {                
      return false;                           
    }
    
    elem.value = regexMatch[1];
    return true;     
 
}

function checkBankRoutingNumber( elem ) {     

    var regex = new RegExp( "^(\\s)*(\\d){9}(\\s)*$" );
    var regexMatch = regex.exec(elem.value);      
  
    if (regexMatch == null) {                
      return false;                           
    }

    elem.value = regexMatch[0];
    return true;     
 
}

function checkRecordName( elem ) {
    
	var r1 = new RegExp( "^\\*$" );
    var r2 = new RegExp( "^[a-zA-Z0-9]$" );
    var r3 = new RegExp( "^[a-zA-Z0-9]{1}[a-zA-Z0-9-.]*[a-zA-Z0-9]{1}$" );

  	return ( r1.test( elem.value ) || r2.test( elem.value ) || r3.test( elem.value ) );
}

function checkRecordContent( elem ) {
	
	var valid = checkRecordContentMX( elem );
	
	if (valid == true) {
		return valid;
	}
	
	return checkRecordContentDomain( elem );
}


function checkRecordContentMX( elem ) {

	var r1 = new RegExp( "^([a-zA-Z0-9]+([a-zA-Z0-9-]*[a-zA-Z0-9]+)*\\.)*((([a-zA-Z0-9]{1})([a-zA-Z0-9-]*)([a-zA-Z0-9]{1}))*([a-zA-Z0-9][a-zA-Z0-9])*)+\\.[a-zA-Z]{2,4}((\\.([a-zA-Z]{2}))*)$" );
	var r2 = new RegExp( ".*--.*" );
	var r3 = new RegExp( ".*\\.\\..*" );
	var r4 = new RegExp( "^\\..*" );
	
	var newval = elem.value;

	//check to see if there is not a double dash
	var valid = r2.test( newval );
	
	if (valid == true) {
		return false;
	}
	
	var valid = r3.test( newval );
	
	if (valid == true) {
		return false;
	}
	
	var valid = r4.test( newval );
	
	if (valid == true) {
		return false;
	}

	var valid = r1.test( newval );
	
	return valid;
}


function checkRecordContentDomain( elem ) {
	var newval = elem.value;
	var validChars = new RegExp("^(([1-9]{1})([0-9]{0,2})\\.){1}(([0-9]{1,3})\\.){2}([0-9]{1,3})$");
    var valid = validChars.test( newval );
    if (valid == false) {
    	return false;
    }
    
   	var parts = newval.split(".");
	
	if (parts.length < 4 || parts.length > 4) {
		return false;
	}
	for (var i = 0; i < parts.length; i++) {
		var	ipPart = parts[i];
		
		if (ipPart < 0 || ipPart > 255) {
			return false;
		}
	}
	
	return true;
}

function checkRecordPrio( elem ) {
	var valid = false;
	
	valid = checkPositiveInteger( elem );
 	if (valid == true) {
 		if (elem.value < 1 || elem.value > 100) {
 			valid = false;
 		}
 	}
 	return valid;
 	
}

function checkRecordTtl( elem ) {
	var valid = false;
	
 	valid = checkPositiveInteger( elem );
 	if (valid == true) {
 		if (elem.value < 300 || elem.value > 86400) {
 			valid = false;
 		}
 	}
 	return valid;
}


function checkFormElement( elem, valtype ) {
     imageval = document.images[elem.name];
         
    if( valtype == 'EMAIL' ) {
        valid = checkFormEmail( elem );
    } else if ( valtype == 'DOMAIN' ) {
        valid = checkFormDomain( elem );
    } else if ( valtype == 'PHONE' ) {
        valid = checkFormPhone( elem );
    } else if ( valtype == 'USERNAME' ) {
        valid = checkFormUsername( elem );
    } else if ( valtype == 'SYSTEMUSERNAME' ) {
        valid = checkFormSystemUsername( elem );
    } else if ( valtype == 'EMAILUSERNAME' ) {    
        valid = checkFormEmailUsername( elem );
    } else if ( valtype == 'CREDITCARD' ) {
        valid = checkFormCreditCard( elem );
    } else if ( valtype == 'CREDITCVV' ) {
        valid = checkFormCreditCVV( elem );
    } else if ( valtype == 'CREDITEXPDATE' ) {
        valid = checkFormCreditExpDate( elem );
    } else if ( valtype == 'PASSWORD' ) {
        valid = checkPassword( elem );
    } else if ( valtype == 'CONFIRMPASSWORD' ) {
        valid = checkPassword( elem );
    } else if ( valtype == 'PRICE' ) {
        valid = checkFormPrice( elem );
    } else if ( valtype == 'POSITIVE-INTEGER' ) {
        valid = checkPositiveInteger( elem );
    } else if ( valtype == 'SUBDOMAINNAME' ) {
        valid = checkRecordName( elem );
    } else if ( valtype == 'RECORDCONTENT' ) {
        valid = checkRecordContent( elem );
    } else if ( valtype == 'RECORDPRIO' ) {
        valid = checkRecordPrio( elem );
    } else if ( valtype == 'RECORDTTL' ) {
        valid = checkRecordTtl( elem );
    } else if ( valtype == 'RECORDCONTENTDOMAIN' ) {
    	valid = checkRecordContentDomain( elem );
    } else if ( valtype == 'RECORDCONTENTMX' ) {
    	valid = checkRecordContentMX( elem );
    } else if ( valtype == 'BANKROUTING' ) {
    	valid = checkBankRoutingNumber( elem );
    } else {
        valid = checkValueExists( elem );
    }
    
    if( valid > 0 ) {
        imageval.src = '/resources/images/ui_elements/forms/field_ok.gif';
    } else {
        imageval.src = '/resources/images/ui_elements/forms/field_error.gif';
    }
}

function outputMoney(number) {
	    return outputDollars(Math.floor(number-0) + '') + outputCents(number - 0);
	}

	function outputDollars(number) {
	    if (number.length <= 3)
	        return (number == '' ? '0' : number);
	    else {
	        var mod = number.length%3;
	        var output = (mod == 0 ? '' : (number.substring(0,mod)));
	        for (i=0 ; i < Math.floor(number.length/3) ; i++) {
	            if ((mod ==0) && (i ==0))
	                output+= number.substring(mod+3*i,mod+3*i+3);
	            else
	                output+= ',' + number.substring(mod+3*i,mod+3*i+3);
	        }
	        return (output);
	    }
	}

	function outputCents(amount) {
	    amount = Math.round( ( (amount) - Math.floor(amount) ) *100);
	    return (amount < 10 ? '.0' + amount : '.' + amount);
	}