function MainSearch(Field){
   if (!ContainsSomething(Field))
      {
      return false;
      }
   var Letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890@-."
   for (i=0; i < Field.value.length; i++)
       {
       var CheckChar = Field.value.charAt(i);
       CheckChar = CheckChar.toUpperCase();
       if (Letters.indexOf(CheckChar) == -1
			     || Field.value.length<2)
          {
 				  Field.className='formerrors';
          return false;
          }
       }
			 Field.className='formok';			 
       return true;
    }

  // Check for Numbers Only,
  function Number(Field)
   {
   if (!ContainsSomething(Field))  {
				 Field.className='formerrors';			
      return false;
      }
			
var digits = "0123456789";
  for (var i = 0; i < Field.value.length; i++) {
    temp = Field.value.substring(i, i+1)

    if (digits.indexOf(temp) == -1 && Field.value != "") {
			    Field.className='formerrors';
          return false;
      break;
    }
  }
		 Field.className='formok';
    return true;
    }		

  

  function returnSelection(radioField)
    {
    var selection = null;
    for (i=0; i < radioField.length; i++)
        {
        if (radioField[i].checked)
           {
           selection=radioField[i].value;
           return selection; 
           }
        }
    return selection; 
    }




////////////////////// Michael Added ////////////////////////////
// http://www.phpwizard.net/validator/
//######### Drop down box and popup window ############################


  // Check for  more than 6 characters)  Field
  function IsValidChars(Field)
    {
   if (!ContainsSomething(Field))
      {
      return false;
      }
    if (Field.value.length<6)
       {
       return false;
       }
    else
       {
       return true;
       }
    }
    
     // Check for  less than 3 characters)  Field
  function IsValidChars3(Field)
    {
   if (!ContainsSomething(Field))
      {
      return false;
      }
    if (Field.value.length<6)
       {
       return false;
       }
    else
       {
       return true;
       }
    }


  // Check if Field contains something
  function ContainsSomething(Field)
   {
   if ((Field.type == "text") || (Field.type == "textarea"))
      {
      if (Field.value == "")
         {
				 Field.className='formerrors';
         return false;
         }
      }
   else
      {   
      if (returnSelection(Field) == null)
         {
				 Field.className='formerrors';				 
         return false;
         }
      }
				 Field.className='formok';
   return true;
   }

////////////////////// Michael Added ////////////////////////////
// http://www.phpwizard.net/validator/

  // Check for  the minimum allowed password characters

  function IsValidPassword(Field) {
    if (Field.value.length<6) {
				 Field.className='formerrors';
       return false;
       } else {
				 Field.className='formerrors';			 
       return true;
       }
    }


  // Check for  more than 6 characters)  Field
  function IsValidUsername(Field){
    if (Field.value.length<6) {
				 Field.className='formerrors';
       return false;
       } else {
				 Field.className='formok';			 
       return true;
       }
    }

// Check that there are no funnies in the username
  function ValidUsername(Field){
   if (!ContainsSomething(Field)){
				 Field.className='formerrors';
      return false;
      }
    if (Field.value.indexOf("@")!=-1){
				 Field.className='formerrors';
       return false;
       } else {
				 Field.className='formok';			 
       return true;
       }
    }

 //Check for valid Credit Amount,
 //Credit amount should be -0.00

 function ValidCreditAmount(Field){
 
    if (Field.value.indexOf("-")!=-1){
				Field.className='formok';			 
       return true;
       } else {
			  Field.className='formerrors';
       return false;
			}
    }

		
  // Check for valid Telephone Number,
  // and more than 8 characters) 
  function IsTelephone(Field)
   {
   if (!ContainsSomething(Field))
      {
      return false;
      }
   var Letters = "()+-0123456789 .,extEXT"
   for (i=0; i < Field.value.length; i++)
       {
       var CheckChar = Field.value.charAt(i);
       CheckChar = CheckChar.toUpperCase();
       if (Letters.indexOf(CheckChar) == -1 || Field.value.length<8)
          {
				 Field.className='formerrors';
          return false;
          }
       }
				 Field.className='formok';			 
       return true;
    }

		
  // Check for valid 3 Digit Credit Card Code,
  function IsCardDigits(Field)
   {
   if (!ContainsSomething(Field))  {
				 Field.className='formerrors';			
      return false;
      }
   var Letters = "0123456789"
   for (i=0; i < Field.value.length; i++)  {
       var CheckChar = Field.value.charAt(i);
       CheckChar = CheckChar.toUpperCase();
       if (Letters.indexOf(CheckChar) == -1
          || Field.value.length -3)  {
				 Field.className='formerrors';
          return false;
          }
       }
				 Field.className='formok';
       return true;
    }


  // Check for valid DOMAIN NAME 
  function IsValidDomainName(Field)
    {
   if (!ContainsSomething(Field))
      {
      return false;
      }
    if (Field.value.indexOf(".")==-1
        || Field.value.indexOf(" ")!=-1
        || Field.value.length<4)
       {
       return false;
       }
    else
       {
       return true;
       }
    }

  function ValidDomainName(Field)
    {
   if (!ContainsSomething(Field))
      {
				 Field.className='formerrors';
      return false;
      }
    if (Field.value.indexOf(".")==-1
        || Field.value.indexOf(" ")!=-1
        || Field.value.length<4 || Field.value.indexOf("@")!=-1)
       {
				 Field.className='formerrors';
       return false;
       }
    else
       {
       return true;
       }
    }


 


// Ignore stuff 
//=======================================================================

////////// Validate -[space]/  //////////////////////////////////////////////

function ignoreLots(str) {
var out = "", flag = 0;
for (i = 0; i < str.length; i++) {
if ((str.charAt(i) != "-") && (str.charAt(i) != " ") && (str.charAt(i) != "/")) {
out += str.charAt(i);
flag = 0;
}
else {
if(flag == 0) {
out += "";
flag = 1;
      }
   }
}
return out;
}
////   \"this.value=ignoreLots(this.value);\" //////////////

//////////////////////////////////////////////////////////////////////////

/// Validate Check Boxes ///////

//var notdone ="Choose";
//var done = "Selected";

//function checked_services (field) {
//if (field.value.checked) {
//field.value = done;
//}else{
//field.value = notdone;
//  }
//}

/////////////////////////////////////////////////////////////////////////


function ConvertBR(input) {
// Converts carriage returns 
// to <BR> for display in HTML

var output = "";
for (var i = 0; i < input.length; i++) {
if ((input.charCodeAt(i) == 13) && (input.charCodeAt(i + 1) == 10)) {
i++;
output += "<BR>";
} else {
output += input.charAt(i);
   }
}
return output;
}


function ignoreSpaces(string) {
var temp = "";
string = '' + string;
splitstring = string.split(" ");
for(i = 0; i < splitstring.length; i++)
temp += splitstring[i];
return temp;
}


////////////////////////////////////////////////////////////////


   
  // Check for valid (ie containg "@", ".", 
  // and more than 6 characters) email-address in Field
  function IsValidEmail(Field)
    {
   if (!ContainsSomething(Field))
      {
				 Field.className='formerrors';
      return false;
      }
    if (Field.value.indexOf("@")==-1  
        || Field.value.indexOf(".")==-1 
        || Field.value.indexOf(" ")!=-1 
        || Field.value.length<6)
       {
       return false;
       }
    else
       {
       return true;
       }
    }   
  
  // Check if Field contains a valid date of the form dd/mm/yy
  function IsValidDate(Field)
    {
   if (!ContainsSomething(Field))
      {
				 Field.className='formerrors';
      return false;
      }
    var indate=Field.value;
    var sdate = indate.split("/")
  
    var chkDate = new Date(Date.parse(indate))

    var cmpDate = (chkDate.getMonth()+1)+
                   "/"+(chkDate.getDate())+
                   "/"+(chkDate.getYear())
    var indate2 = (Math.abs(sdate[0]))+"/"+(
                   Math.abs(sdate[1]))+
                   "/"+(Math.abs(sdate[2]))
    if (indate2 != cmpDate || cmpDate == "NaN/NaN/NaN")
       {
       return false
       }
    else 
       {
       return true;
       }	
    }

  // Check if Field contains numeric data only
  function IsNum(Field) 
    {
   if (!ContainsSomething(Field))
      {
      return false;
      }
    theNum = parseFloat(Field.value);
    if (Field.value != '' + theNum)
       {
			 Field.className='formerrors';
       return false;
       }
			 Field.className='formok';
    return true;
    }



  // Check if Field contains only letters
  function IsOnlyLetters(Field)
   {
   if (!ContainsSomething(Field))
      {
      return false;
      }
   var Letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZÜÖÄ'´"
   for (i=0; i < Field.value.length; i++)
       {
       var CheckChar = Field.value.charAt(i);
       CheckChar = CheckChar.toUpperCase();
       if (Letters.indexOf(CheckChar) == -1)
          {
          return false;
          }
       }
       return true;
    }

  // Check if Field contains only digits in range Min to Max
  function IsInRange(Field, Min, Max)
    {
    if (IsNum(Field) == false)
       {
       return false;
       }
    if (Field.value < Min || Max < Field.value) 
       {
       return false;
       }
    return true;
    }
		
   //Check if Field contains required characters only
	var mikExp = /[%\&\_\=]/;
	function RequiredCharacter(Field) {
	
	 if(Field.value.search(mikExp) != -1) {
		 return false;
 	    }
			return true;
		}
		
  // Check if Field is not equal to strCompare
  function IsNotEqual(Field, strCompare)
    {
    if (Field.value== strCompare)
       {
				 Field.className='formerrors';
       return false;
       }
				 Field.className='formok';
    return true;
    }

		
		
  function isCreditCard(st)
   {
   if (st.length > 19)
      {
      return (false);
      }
   sum = 0; mul = 1; l = st.length;
   for (i = 0; i < l; i++) 
       {
       digit = st.substring(l-i-1,l-i);
       tproduct = parseInt(digit ,10)*mul;
       if (tproduct >= 10)
          {
          sum += (tproduct % 10) + 1;
          }
       else
          {
          sum += tproduct;
          }
       if (mul == 1)
          {
          mul++;
          }
       else
          {
          mul--;
          }
       }
    if ((sum % 10) == 0)
       {
       return (true);
       }
    else
       {
       return (false);
       }
    }

  function IsVisa(cc)
    {
    if (((cc.length == 16) || (cc.length == 13)) && (cc.substring(0,1) == 4))
       {
       return isCreditCard(cc);
       }
				 cc.className='formerrors';
    return false;
    } 
		
  function IsMasterCard(cc)
    {
    firstdig = cc.substring(0,1);
    seconddig = cc.substring(1,2);
    if (((cc.length == 16) || (cc.length == 13)) && (firstdig == 5) && ((seconddig >= 1) && (seconddig <= 5)))
       {
       return isCreditCard(cc);
       }
				 cc.className='formerrors';
    return false;
    } 

  function IsAmericanExpress(cc)
    {
    firstdig = cc.substring(0,1);
    seconddig = cc.substring(1,2);
    if ((cc.length == 15) && (firstdig == 3) && ((seconddig == 4) || (seconddig == 7)))
       {
       return isCreditCard(cc);
       }
				 cc.className='formerrors';
    return false;
    } 



  function IsDinerscc(cc){
    firstdig = cc.substring(0,1);
    seconddig = cc.substring(1,2);
    if ((cc.length == 14) && (firstdig == 3) && ((seconddig == 8) || (seconddig == 0) || (seconddig == 6)))
       {
       return isCreditCard(cc);
       }
				 cc.className='formerrors';
    return false;
    } 		

  function IsValidCC(Field)  {
    tempString = "";
    bag = "- ";
    for (i = 0; i < Field.value.length; i++)
        {   
        var c = Field.value.charAt(i);
        if (bag.indexOf(c) == -1) tempString += c;
        }
    cc = tempString;
    if (!isCreditCard(cc))
       {
				 Field.className='formerrors';
       return false;
       }
  if (!IsMasterCard(cc) && !IsVisa(cc) && !IsAmericanExpress(cc) && !IsDinerscc(cc))
     {
				 Field.className='formerrors';
     return false;
     }
				 Field.className='formok';
  return true;
  }

////////////////////////validate url //////////////////////////////////////

function CheckURL(Field){

	if (!ContainsSomething(Field))
      {
			Field.className='formerrors';
      return false;
      }			
	
	if((Field.value.indexOf('http://www.',0) != 0) ||
	   (Field.value.length <11) ||
	   (Field.value.indexOf('.',0) <8) ||
	   (Field.value.lastIndexOf('.')> (Field.value.length - 3)) ||
	   (Field.value.lastIndexOf('.') <(Field.value.length - 4)))
	{
	  Field.className='formerrors';
		return false;
       }
    else
       {
			  Field.className='formok';
       return true;
       }
    }