function check_empty(ctrl, form)
{
	obj = eval("document." + form + "." + ctrl)
	if (!obj)
	{
		alert (ctrl + " is not an object!")
		return 0
	}
	if (obj.value.length == 0)
	{
		alert ("Fill in the required fields!")
		obj.focus();
		return 1
	}
	return 0
}

function check_list(ctrl, form)
{
	obj = eval("document." + form + "." + ctrl)
	if (!obj)
	{
		alert (ctrl + " is not an object!")
		return 0
	}
	my_index = obj.selectedIndex;
	//my_value = obj.options[my_index].value
	//if (my_value == "")
	if (my_index == 0)
	{
		alert ("Fill in the required fields!")
		obj.focus();
		return 1
	}
	return 0
}

function check_combo(ctrl, form)
{
	obj = eval("document." + form + "." + ctrl)
	if (!obj)
	{
		alert (ctrl + " is not an object!")
		return 0
	}
	my_index = obj.selectedIndex;

	if (my_index == "-1")
	{
		alert ("Fill in the required fields!")
		obj.focus();
		return 1
	}
	return 0
}

function check_int(ctrl, form)
{
	err = check_empty(ctrl, form); if (err == 1) return 1;
	
	allowed = "0123456789"
	obj = eval("document." + form + "." + ctrl)
	
	for (counter = 0; counter < obj.value.length; counter++)
	{
		my_char = obj.value.charAt(counter)
		if (allowed.indexOf(my_char) == -1)
		{
			alert("Invalid format. Only integers are allowed");
			obj.focus();
			return 1
		}
	}
	return 0
}	
function check_float(ctrl, form)
{
	err = check_empty(ctrl, form); if (err == 1) return 1;
	
	allowed = "0123456789."
	obj = eval("document." + form + "." + ctrl)
	
	for (counter = 0; counter < obj.value.length; counter++)
	{
		my_char = obj.value.charAt(counter)
		if (allowed.indexOf(my_char) == -1)
		{
			alert("Invalid format. Only numbers are allowed");
			obj.select();
			return 1
		}
	}
	return 0
}

function check_Telephone(ctrl, form)
{
	err = check_empty(ctrl, form); if (err == 1) return 1;
	var strField = eval("document." + form + "." + ctrl + ".value");
	eval("document." + form + "." + ctrl + ".value = '" + myReplace(strField, "-", " ") + "'");
	allowed = "0123456789(). +"
	obj = eval("document." + form + "." + ctrl)
	
	for (counter = 0; counter < obj.value.length; counter++)
	{
		my_char = obj.value.charAt(counter)
		if (allowed.indexOf(my_char) == -1)
		{
			alert("Invalid format. Only numbers, () and . are allowed");
			obj.select();
			return 1
		}
	}
	return 0
}

function check_money(objField, FieldName)
{
	var strField = new String(objField.value);
	
	if (isWhitespace(strField)) return 0;

	var i = 0;

	for (i = 0; i < strField.length; i++)
		if ((strField.charAt(i) < '0' || strField.charAt(i) > '9') && (strField.charAt(i) != '.')) {
			alert(FieldName + ' must be a valid numeric entry.  Please do not use commas or dollar signs or any non-numeric symbols');
			objField.focus();
			return 1;
		}

	return 0;
}

function check_EPAYMENTmoney(objField, FieldName)
{
	var strField = new String(objField.value);
	
	if (isWhitespace(strField)) return 0;

	var i = 0;

	for (i = 0; i < strField.length; i++)
		if (strField.charAt(i) < '0' || strField.charAt(i) > '9') {
			alert(FieldName + ' must be a valid amount.  Please do not use decimals, commas or dollar signs or any non-numeric symbols');
			objField.focus();
			return 1;
		}

	return 0;
}

function check_Name(ctrl, form)
{
	var strField = new String(eval("document." + form + "." + ctrl+ ".value"));
	if (isWhitespace(strField)) return 0;
	var NameRE = new RegExp(/^([a-zA-z;&\s]{4,65})$/); 
	if (!(NameRE.test(strField))) { 
	   alert('You must enter a valid Name. Please do not use anything other than the alphabet and space. Your search string must be more than 3 characters'); 
	   eval("document." + form + "." + ctrl+ ".focus()");
	   return 1;  
	 } else { 
	   return 0;
	 } 
}

function isWhitespace(theString)
  {
	return (theString.length == 0)  
  }

function check_sqlinjection(ctrl, form)
{
	obj = eval("document." + form + "." + ctrl)
	var strField = new String(obj.value);
	var i = 0;
	
	for (i = 0; i < strField.length; i++)
		{
		 
		if ((strField.charAt(i) == ";" || strField.charAt(i) == "-" ||  strField.charAt(i) == "="  || strField.charAt(i) == "*")) {
			alert('Please do not use a dash, astricks, equal sign or semi colon');
			obj.focus();
			return 1;
		  }
		}
	eval("document." + form + "." + ctrl + ".value = '" + myReplace(strField, "'", "&acute;") + "'");
	return 0;
}

function myReplace(theString, theChar, theCharRep)
   {
	var i= 0;
	var len = theString.length;
	
	if (theString.indexOf("'") > 0)
	  {
		for (i = 0; i < len; i++)
			{
			if (theString.charAt(i) == theChar)
			   theString = theString.substring(0, i) + theCharRep + theString.substring(i+1, len); 
			   len = theString.length;
				
			}
	  }
	  
	  return theString;
	 }

function validEmail(field, form)
{
	url = document[form][field].value;
	a = url.lastIndexOf("@");
	b = url.lastIndexOf(".");
	c = url.indexOf(":");
	d = url.indexOf("/");
	e = url.substring(0,a);
	f = e.indexOf("@");
	g = url.substring(a+1,url.length);
	h = g.indexOf("[");
	i = g.indexOf("]");
	j = g.indexOf("<");
	k = g.indexOf(">");
	l = url.substring(a+1,b);
	m = url.substring(b+1,url.length);
	n = url.substring(0,a);
	o = 0;
	
		if (a > b) {o++};
		 if (c != -1) {o++};
		  if (d != -1) {o++};
			 if (f != -1) {o++};
			  if (h != -1) {o++};
				 if (i != -1) {o++};
				  if (j != -1) {o++};
					 if (k != -1) {o++};
					  if (l.length < 3) {o++};
						 if (m.length < 2) {o++};
						  if (n.length < 1) {o++};
							 if (o != 0) 
							 {
							 	alert("Invalid email address!");
								document[form][field].select();
								return 1
							 }
	return 0
}
/*function check_email(ctrl, form) {
	obj = eval("document." + form + "." + ctrl)
	if (!obj)
	{
		alert (ctrl + " is not an object!")
		return 0
	}
	
	// Return false if the E-Mail field is blank.
	err = check_empty(ctrl, form); if (err == 1) return 1;
   
	 // Return false if e-mail field does not contain a '@' and '.' .
   if (obj.value.indexOf ('@',0) == -1 || 
       obj.value.indexOf ('.',0) == -1)
      {
      alert("Invalid email address.");
			obj.focus();
      return 1
      }
  return 0
}*/

function check_email(ctrl, form) {
  var strField = new String(eval("document." + form + "." + ctrl+ ".value"));
	if (isWhitespace(strField)) return 0;
	var NameRE = new RegExp(/^[a-zA-Z0-9]+([-_\.][a-zA-Z0-9]+)?@[a-zA-Z0-9]+([-_\.][a-zA-Z0-9]+)?([\.][a-zA-Z0-9]+)$/);
	if (!(NameRE.test(strField))) { 
	   alert('Please enter a valid Email Address.'); 
	   eval("document." + form + "." + ctrl + ".focus()");
	   return 1;  
	 } else { 
	   return 0;
	 } 
  
}

function checkSpecialChar(str)
{	
	str = str.replace(/&/gi, "&amp;");
	str = str.replace(/'/gi, "&acute;");
	str = str.replace(/>/gi, "&gt;");
	str = str.replace(/</gi, "&lt;");
	str = str.replace(/\(/gi, "&#40;");
	str = str.replace(/\)/gi, "&#41;");
	str = str.replace(/%/gi, "&#37;");
	str = str.replace(/!/gi, "&#33;");
	str = str.replace(/\$/gi, "&#36;");
	str = str.replace(/%/gi, "&#37;");
	str = str.replace(/,/gi, "&#44;");
	str = str.replace(/:/gi, "&#58;");
	str = str.replace(/-/gi, "&#45;");
	str = str.replace(/_/gi, "&#95;");
	str = str.replace(/\+/gi, "&#43;");
	str = str.replace(/\*/gi, "&#42;");
	str = str.replace(/@/gi, "&#64;");
	return str;
}


function check_area(ctrl, form)
{
	obj = eval("document." + form + "." + ctrl)
	if (!obj)
	{
		alert (ctrl + " is not an object!")
		return 0
	}
	if (obj.value.length == 0)
	{
		alert ("Fill in the required fields!")
		obj.focus();
		return 1
	}
	if (obj.value.length > 10000)
	{
		alert ("Field size is too large! Please limit your text to 10000 letters.")
		obj.focus();
		return 1
	}
	return 0
}

function check_radio(ctrl, form) 
{
	obj = eval("document." + form + "." + ctrl)
	if (!obj)
	{
		alert (ctrl + " is not an object!")
		return 0
	}
	for (var i = 0; i < obj.length; i++)
	{
		if (obj[i].checked)
		{
			i = obj.length + 1;
			return 0
		}
	}
	alert("Fill in the required fields!");
	obj[0].focus();
	return 1;
}

function check_box(ctrl, form) 
{
	obj = eval("document." + form + "." + ctrl)
	if (!obj)
	{
		alert (ctrl + " is not an object!")
		return 0
	}
	for (var i = 0; i < obj.length; i++)
	{
		if (obj[i].checked)
		{
			i = obj.length + 1;
			return 0
		}
	}
	alert("Fill in the required fields!");
	obj[0].focus();
	return 1;
}
function check_password(ctrl, form, field, len)
{
	obj = eval("document." + form + "." + ctrl)
	if (!obj)
	{
		alert (ctrl + " is not an object!")
		return 0
	}
	if (obj.value.length == 0)
	{
		alert ("Fill in the required fields!")
		obj.focus();
		return 1
	}
	if (obj.value.length < len)
	{
		alert (field + " should be at least " + len + " characters!")
		obj.focus();
		return 1
	}
	return 0
}
function check_confpass(ctrl1, ctrl2, form)
{
	obj1 = eval("document." + form + "." + ctrl1)
	obj2 = eval("document." + form + "." + ctrl2)
	
	if (obj2.value.length == 0)
	{
		alert ("Fill in the required fields!")
		obj2.focus();
		return 1
	}
	if (obj1.value != obj2.value)
	{
		alert ("Password not confirmed correctly.");
		obj1.value = "";
		obj2.value = "";
		obj1.focus();
		return 1
	}
	return 0
}


function check_del(temp) {
	if (confirm ("Are you sure you want to delete this " + temp + "?"))
		return true;
	return false;
}

function confirm_msg(temp) {
	if (confirm (temp))
		return true;
	return false;
}