/*$RCSfile: validateMaxLength.js,v $ $Revision: 1.10 $ $Date: 2004/03/28 16:53:21 $ */
    /**
    * A field is considered valid if less than the specified maximum.
    * Fields are not checked if they are disabled.
    * <p>
    * <strong>Caution:</strong> Using <code>validateMaxLength</code> on a password field in a 
    *  login page gives unnecessary information away to hackers. While it only slightly
    *  weakens security, we suggest using it only when modifying a password.</p>
    * @param form The form validation is taking place on.
    */
    function validateMaxLength(form) {
        var isValid = true;
        var focusField = null;
        var i = 0;
        var fields = new Array();
        //var formName = form.getAttributeNode("name"); 

        oMaxLength = eval('new maxLength()');        
        for (x in oMaxLength) {
            var field = form[oMaxLength[x][0]];

            if ((field.type == 'hidden' ||
                field.type == 'text' ||
                field.type == 'password' ||
                field.type == 'textarea') &&
                field.disabled == false) {

                var iMax = parseInt(oMaxLength[x][2]("maxlength"));
                if (field.value.length > iMax) {
                    if (i == 0) {
                        focusField = field;
                    }
                    fields[i++] = oMaxLength[x][1];
                    isValid = false;
                }
            }
        }
        if (fields.length > 0) {
           focusField.focus();
           alert(fields.join('\n'));
        }
        return isValid;
    }
    

    /*$RCSfile: validateMinLength.js,v $ $Revision: 1.11 $ $Date: 2004/03/28 16:53:21 $ */
    /**
    * A field is considered valid if greater than the specified minimum.
    * Fields are not checked if they are disabled.
    * <p>
    * <strong>Caution:</strong> Using <code>validateMinLength</code> on a password field in a 
    *  login page gives unnecessary information away to hackers. While it only slightly
    *  weakens security, we suggest using it only when modifying a password.</p>
    * @param form The form validation is taking place on.
    */
    function validateMinLength(form) {
        var isValid = true;
        var focusField = null;
        var i = 0;
        var fields = new Array();
        //var formName = form.getAttributeNode("name");


        oMinLength = eval('new minLength()');

        for (x in oMinLength) {
            var field = form[oMinLength[x][0]];

            if ((field.type == 'hidden' ||
                field.type == 'text' ||
                field.type == 'password' ||
                field.type == 'textarea') &&
                field.disabled == false) {

                var iMin = parseInt(oMinLength[x][2]("minlength"));
                if ((trim(field.value).length > 0) && (field.value.length < iMin)) {
                    if (i == 0) {
                        focusField = field;
                    }
                    fields[i++] = oMinLength[x][1];
                    isValid = false;
                }
            }
        }
        if (fields.length > 0) {
           focusField.focus();
           alert(fields.join('\n'));
        }
        return isValid;
    }
    

    /*$RCSfile: validateRequired.js,v $ $Revision: 1.13 $ $Date: 2004/03/28 16:53:21 $ */
    /**
    *  Check to see if fields must contain a value.
    * Fields are not checked if they are disabled.
    * <p>
    * @param form The form validation is taking place on.
    */

    function validateRequired(form) {
        var isValid = true;
        var focusField = null;
        var i = 0;
        var fields = new Array();
        //var formName = form.getAttributeNode("name");

        oRequired = eval('new required()');

        for (x in oRequired) {
            var field = form[oRequired[x][0]];

            if ((field.type == 'hidden' ||
                field.type == 'text' ||
                field.type == 'textarea' ||
                field.type == 'file' ||
                field.type == 'checkbox' ||
                field.type == 'select-one' ||
                field.type == 'password') &&
                field.disabled == false) {

                var value = '';
                // get field's value
                if (field.type == "select-one") {
                    var si = field.selectedIndex;
                    if (si >= 0) {
                        value = field.options[si].value;
                    }
                } else if (field.type == 'checkbox') {
                    if (field.checked) {
                        value = field.value;
                    }
                } else {
                    value = field.value;
                }

                if (trim(value).length == 0) {

                    if (i == 0) {
                        focusField = field;
                    }
                    fields[i++] = oRequired[x][1];
                    isValid = false;
                }
            } else if (field.type == "select-multiple") { 
                var numOptions = field.options.length;
                lastSelected=-1;
                for(loop=numOptions-1;loop>=0;loop--) {
                    if(field.options[loop].selected) {
                        lastSelected = loop;
                        value = field.options[loop].value;
                        break;
                    }
                }
                if(lastSelected < 0 || trim(value).length == 0) {
                    if(i == 0) {
                        focusField = field;
                    }
                    fields[i++] = oRequired[x][1];
                    isValid=false;
                }
            } else if ((field.length > 0) && (field[0].type == 'radio' || field[0].type == 'checkbox')) {
                isChecked=-1;
                for (loop=0;loop < field.length;loop++) {
                    if (field[loop].checked) {
                        isChecked=loop;
                        break; // only one needs to be checked
                    }
                }
                if (isChecked < 0) {
                    if (i == 0) {
                        focusField = field[0];
                    }
                    fields[i++] = oRequired[x][1];
                    isValid=false;
                }
            }
        }
        if (fields.length > 0) {
           focusField.focus();
           alert(fields.join('\n'));
        }
        return isValid;
    }
    
    // Trim whitespace from left and right sides of s.
    function trim(s) {
        return s.replace( /^\s*/, "" ).replace( /\s*$/, "" );
    }
    
 
    /*$RCSfile: validateMask.js,v $ $Revision: 1.10 $ $Date: 2004/03/28 16:53:21 $ */
    /**
    * Check to see if fields are a valid using a regular expression.
    * Fields are not checked if they are disabled.
    * <p>
    * @param form The form validation is taking place on.
    */
    function validateMask(form) {
        var isValid = true;
        var focusField = null;
        var i = 0;
        var fields = new Array();
        //var formName = form.getAttributeNode("name"); 

        oMasked = eval('new mask()');      
        for (x in oMasked) {
            var field = form[oMasked[x][0]];

            if ((field.type == 'hidden' ||
                field.type == 'text' ||
                 field.type == 'textarea' ||
				 field.type == 'file') &&
                 (field.value.length > 0) &&
                 field.disabled == false) {

                if (!matchPattern(field.value, oMasked[x][2]("mask"))) {
                    if (i == 0) {
                        focusField = field;
                    }
                    fields[i++] = oMasked[x][1];
                    isValid = false;
                }
            }
        }

        if (fields.length > 0) {
           focusField.focus();
           alert(fields.join('\n'));
        }
        return isValid;
    }

    function matchPattern(value, mask) {
       return mask.exec(value);
    }