/*
  -------------------------------------------------------------------------
	                    JavaScript Form Validator 
                                Version 2.0.2
	Copyright 2003 JavaScript-coder.com. All rights reserved.
	You use this script in your Web pages, provided these opening credit
    lines are kept intact.
	The Form validation script is distributed free from JavaScript-Coder.com

	You may please add a link to JavaScript-Coder.com, 
	making it easy for others to find this script.
	Checkout the Give a link and Get a link page:
	http://www.javascript-coder.com/links/how-to-link.php

    You may not reprint or redistribute this code without permission from 
    JavaScript-Coder.com.
	
	JavaScript Coder
	It precisely codes what you imagine!
	Grab your copy here:
		http://www.javascript-coder.com/
    -------------------------------------------------------------------------  
*/
function Validator(frmname){this.formobj=document.forms[frmname];if(!this.formobj){alert("BUG: couldnot get Form object "+frmname);return;}if(this.formobj.onsubmit){this.formobj.old_onsubmit=this.formobj.onsubmit;this.formobj.onsubmit=null;}else{this.formobj.old_onsubmit=null;}this.formobj.onsubmit=form_submit_handler;this.addValidation=add_validation;this.setAddnlValidationFunction=set_addnl_vfunction;this.clearAllValidations=clear_all_validations;}function set_addnl_vfunction(functionname){this.formobj.addnlvalidation=functionname;}function clear_all_validations(){for(var itr=0;itr<this.formobj.elements.length;itr++){this.formobj.elements[itr].validationset=null;}}function form_submit_handler(){for(var itr=0;itr<this.elements.length;itr++){if(this.elements[itr].validationset&&!this.elements[itr].validationset.validate()){return false;}}if(this.addnlvalidation){str=" var ret = "+this.addnlvalidation+"()";eval(str);if(!ret){return ret;}}return true;}function add_validation(itemname,descriptor,errstr){if(!this.formobj){alert("BUG: the form object is not set properly");return;}var itemobj=this.formobj[itemname];if(!itemobj){alert("BUG: Couldnot get the input object named: "+itemname);return;}if(!itemobj.validationset){itemobj.validationset=new ValidationSet(itemobj);}itemobj.validationset.add(descriptor,errstr);}function ValidationDesc(inputitem,desc,error){this.desc=desc;this.error=error;this.itemobj=inputitem;this.validate=vdesc_validate;}function vdesc_validate(){if(!V2validateData(this.desc,this.itemobj,this.error)){this.itemobj.focus();return false;}return true;}function ValidationSet(inputitem){this.vSet=new Array();this.add=add_validationdesc;this.validate=vset_validate;this.itemobj=inputitem;}function add_validationdesc(desc,error){this.vSet[this.vSet.length]=new ValidationDesc(this.itemobj,desc,error);}function vset_validate(){for(var itr=0;itr<this.vSet.length;itr++){if(!this.vSet[itr].validate()){return false;}}return true;}function validateEmailv2(email){if(email.length<=0){return true;}var splitted=email.match("^(.+)@(.+)$");if(splitted==null){return false;}if(splitted[1]!=null){var regexp_user=/^\"?[\w-_\.]*\"?$/;if(splitted[1].match(regexp_user)==null){return false;}}if(splitted[2]!=null){var regexp_domain=/^[\w-\.]*\.[A-Za-z]{2,4}$/;if(splitted[2].match(regexp_domain)==null){var regexp_ip=/^\[\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\]$/;if(splitted[2].match(regexp_ip)==null){return false;}}return true;}return false;}function V2validateData(strValidateStr,objValue,strError){var epos=strValidateStr.search("=");var command="";var cmdvalue="";if(epos>=0){command=strValidateStr.substring(0,epos);cmdvalue=strValidateStr.substr(epos+1);}else{command=strValidateStr;}switch(command){case"req":case"required":if(eval(objValue.value.length)==0){if(!strError||strError.length==0){strError=objValue.name+" : Required Field";}alert(strError);return false;}break;case"maxlength":case"maxlen":if(eval(objValue.value.length)>eval(cmdvalue)){if(!strError||strError.length==0){strError=objValue.name+" : "+cmdvalue+" characters maximum ";}alert(strError+"\n[Current length = "+objValue.value.length+" ]");return false;}break;case"minlength":case"minlen":if(eval(objValue.value.length)<eval(cmdvalue)){if(!strError||strError.length==0){strError=objValue.name+" : "+cmdvalue+" characters minimum  ";}alert(strError+"\n[Current length = "+objValue.value.length+" ]");return false;}break;case"alnum":case"alphanumeric":var charpos=objValue.value.search("[^A-Za-z0-9]");if(objValue.value.length>0&&charpos>=0){if(!strError||strError.length==0){strError=objValue.name+": Only alpha-numeric characters allowed ";}alert(strError+"\n [Error character position "+eval(charpos+1)+"]");return false;}break;case"num":case"numeric":var charpos=objValue.value.search("[^0-9]");if(objValue.value.length>0&&charpos>=0){if(!strError||strError.length==0){strError=objValue.name+": Only digits allowed ";}alert(strError+"\n [Error character position "+eval(charpos+1)+"]");return false;}break;case"alphabetic":case"alpha":var charpos=objValue.value.search("[^A-Za-z]");if(objValue.value.length>0&&charpos>=0){if(!strError||strError.length==0){strError=objValue.name+": Only alphabetic characters allowed ";}alert(strError+"\n [Error character position "+eval(charpos+1)+"]");return false;}break;case"alnumhyphen":var charpos=objValue.value.search("[^A-Za-z0-9-_.]");if(objValue.value.length>0&&charpos>=0){if(!strError||strError.length==0){strError=objValue.name+": characters allowed are A-Z,a-z,0-9,- and _";}alert(strError+"\n [Error character position "+eval(charpos+1)+"]");return false;}break;case"email":if(!validateEmailv2(objValue.value)){if(!strError||strError.length==0){strError=objValue.name+": Enter a valid Email address ";}alert(strError);return false;}break;case"lt":case"lessthan":if(isNaN(objValue.value)){alert(objValue.name+": Should be a number ");return false;}if(eval(objValue.value)>=eval(cmdvalue)){if(!strError||strError.length==0){strError=objValue.name+" : value should be less than "+cmdvalue;}alert(strError);return false;}break;case"gt":case"greaterthan":if(isNaN(objValue.value)){alert(objValue.name+": Should be a number ");return false;}if(eval(objValue.value)<=eval(cmdvalue)){if(!strError||strError.length==0){strError=objValue.name+" : value should be greater than "+cmdvalue;}alert(strError);return false;}break;case"regexp":if(objValue.value.length>0){if(!objValue.value.match(cmdvalue)){if(!strError||strError.length==0){strError=objValue.name+": Invalid characters found ";}alert(strError);return false;}}break;case"entry":case"ent":var charpos=objValue.value.search("[^2R4it4U2]");if(objValue.value.length>0&&charpos>=0){if(!strError||strError.length==0){strError=objValue.name+": Form Submission Denied !!! ";}alert(strError+"\n [Error character position "+eval(charpos+1)+"]");return false;}break;case"dontselect":if(objValue.selectedIndex==null){alert("BUG: dontselect command for non-select Item");return false;}if(objValue.selectedIndex==eval(cmdvalue)){if(!strError||strError.length==0){strError=objValue.name+": Please Select one option ";}alert(strError);return false;}break;}return true;}
/*
	Copyright 2003 JavaScript-coder.com. All rights reserved.
*/