/*
  -------------------------------------------------------------------------
	                    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: l\'objet "+frmname+ " est introuvable.");
		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;
	}
	//alert('Ca y est on peut compiler !');
	// compile();
	return true;
}


function add_validation(itemname,descriptor,errstr)
{
	if(!this.formobj)
	{
		alert("BUG: l\'objet formulaire n'est pas rempli correctement");
		return;
	}//if
	var itemobj = this.formobj[itemname];
	if(!itemobj)
	{
		alert("BUG: le champ input nommé : "+itemname+" est introuvable.");
		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)
{
// a very simple email validation checking. 
// you can add more complex email checking if it helps 
	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;
		}// if
		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 + " : champ requis / Required Field"; 
				}//if 
				alert(strError); 
				return false; 
			}//if 
			break;             
		}//case required 
		case "maxlength": 
		case "maxlen": 
		{ 
			if(eval(objValue.value.length) >  eval(cmdvalue)) 
			{ 
				if(!strError || strError.length ==0) 
				{ 
					strError = objValue.name + " : "+cmdvalue+" caracteres au maximum / characters maximum "; 
				}//if 
				alert(strError + "\n[Current length = " + objValue.value.length + " ]"); 
				return false; 
			}//if 
			break; 
		}//case maxlen 
        case "minlength": 
		case "minlen": 
		{ 
			if(eval(objValue.value.length) <  eval(cmdvalue)) 
			{ 
				if(!strError || strError.length ==0) 
				{ 
					 strError = objValue.name + " : " + cmdvalue + " caracteres au minimum / characters minimum  "; 
				}//if               
				alert(strError + "\n[Longueur / Current length = " + objValue.value.length + " ]"); 
				return false;                 
			}//if 
			break; 
		}//case minlen 
		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+": Vous ne devez saisir que des caracteres alphanumeriques / Only alpha-numeric characters allowed "; 
			}//if 
			alert(strError + "\n [Erreur caractere position / Error character position " + eval(charpos+1)+"]"); 
			return false; 
			}//if 
			break; 
		}//case alphanumeric 
        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+": Vous ne devez saisir que des nombres / Only digits allowed "; 
				}//if               
				alert(strError + "\n [Erreur caractere position / Error character position " + eval(charpos+1)+"]"); 
				return false; 
			}//if 
			break;               
		}//numeric 
        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+": Vous ne devez saisir que des caracteres alphabetiques / Only alphabetic characters allowed "; 
				}//if                             
				alert(strError + "\n [Erreur caractere position / Error character position " + eval(charpos+1)+"]"); 
				return false; 
			}//if 
			break; 
		}//alpha 
		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 _"; 
				}//if                             
				alert(strError + "\n [Erreur caractere position / Error character position " + eval(charpos+1)+"]"); 
				return false; 
			}//if 			
			break;
		}
		case "email": 
		{ 
			if(!validateEmailv2(objValue.value)) 
			{ 
				if(!strError || strError.length ==0) 
				{ 
					strError = objValue.name+": Merci de saisir une adresse mail valide / Enter a valid Email address "; 
				}//if                                               
				alert(strError); 
				return false; 
			}//if 
			break; 
		}//case email 
        case "lt": 
		case "lessthan": 
		{ 
			if(isNaN(objValue.value)) 
			{ 
				alert(objValue.name+": doit etre un nombre / Should be a number "); 
				return false; 
			}//if 
			if(eval(objValue.value) >=  eval(cmdvalue)) 
			{ 
				if(!strError || strError.length ==0) 
				{ 
				strError = objValue.name + " : la valeur doit etre inferieure a / value should be less than "+ cmdvalue; 
				}//if               
				alert(strError); 
				return false;                 
			}//if             
			break; 
		}//case lessthan 
        case "gt": 
        case "greaterthan": 
		{ 
			if(isNaN(objValue.value)) 
			{ 
				alert(objValue.name+": doit etre un nombre / Should be a number "); 
				return false; 
			}//if 
			if(eval(objValue.value) <=  eval(cmdvalue)) 
			{ 
				if(!strError || strError.length ==0) 
				{ 
					strError = objValue.name + " : la valeur doit etre plus grande que / value should be greater than "+ cmdvalue; 
				}//if               
				alert(strError); 
				return false;                 
			}//if             
			break; 
		}//case greaterthan 
		case "regexp": 
		{ 
			if(objValue.value.length > 0)
			{
				alert(strError + "\n [Erreur caractere position / Error character position " + eval(charpos+1)+"]"); 
				return false; 
			}//if 			
			break;
		}
		case "email": 
		{ 
			if(!validateEmailv2(objValue.value)) 
			{ 
				if(!strError || strError.length ==0) 
				{ 
					strError = objValue.name+": Merci de saisir une adresse mail valide / Enter a valid Email address "; 
				}//if                                               
				alert(strError); 
				return false; 
			}//if 
			break; 
		}//case email 
		case "lt": 
		case "lessthan": 
		{ 
			if(isNaN(objValue.value)) 
			{ 
				alert(objValue.name + ": doit etre un nombre / Should be a number "); 
				return false; 
			}//if 
			if(eval(objValue.value) >=  eval(cmdvalue)) 
			{ 
				if(!objValue.value.match(cmdvalue)) 
				{ 
					if(!strError || strError.length ==0) 
					{ 
						strError = objValue.name+": votre saisie comporte des caracteres interdits / Invalid characters found "; 
					}//if                                                               
					alert(strError); 
					return false;                   
				}//if 
			}
			break; 
		}//case regexp 
		case "dontselect": 
		{ 
			if(objValue.selectedIndex == null) 
			{ 
				alert("BUG: dont select command for non-select Item"); 
				return false; 
			} 
			if(objValue.selectedIndex == eval(cmdvalue)) 
			{ 
				if(!strError || strError.length ==0) 
				{ 
					strError = objValue.name+": Merci de faire votre selection / Please Select one option "; 
				}//if                                                               
				alert(strError); 
				return false;                                   
			} 
			break; 
		}//case dontselect 
	}//switch 
	return true; 
}
/*
	Copyright 2003 JavaScript-coder.com. All rights reserved.
*/