<!--
  //NOTICE: Remember to Load strings.js before using any functions in this script!
  function retChk(objName, iChkType, bChkEmpty) {
    var strValidString;
    var iTemp;
    var bValid = true;
    var bEmpty;

    //Check for valid characters
    if (iChkType > 0) {
      strValidString = retType(iChkType);
      if (objName.value.length > 0) {
        if (Trim(objName.value) != "") {      
          for (var i=0; i<objName.value.length; i++) {
            iTemp = "" + objName.value.substring(i, i+1);
            if (strValidString.indexOf(iTemp) == "-1") {
              bValid = false;
              break;
            }  
          }

          if (!bValid) {
            switch (iChkType) {
            case 1:
              alert ("Please key in only characters [A-Z].");
              break;
            case 2:
              alert ("Please key in only characters [a-z].");
              break;
            case 3:
              alert ("Please key in only characters [A-Z] and numbers [0-9].");
              break;
            case 4:
              alert ("Please key in only characters [a-z] and numbers [0-9].");
              break;
            case 5:
              alert ("Please key in only characters [A-Z] & [a-z].");
              break;
            case 6:
              alert ("Please key in only characters [A-Z] & [a-z] and space.");
              break;
            case 7:
              alert ("Please key in only characters [A-Z] & [a-z] and numbers [0-9].");
              break;
            case 8:
              alert ("Please key in only characters [A-Z] & [a-z], numbers [0-9] and space.");
              break;
            case 9:
              bValid = true;
              //alert ("Please key in only characters [A-Z] & [a-z], numbers [0-9], space and typical symbols.");
              break;
            case 10:
              alert ("| are not allowed");
              break;
            case 50:
              alert ("Please key in only numbers [0-9].");
              break;
            case 51:
              alert ("Please key in only numbers [0-9] and full stop.");
              break;
            case 52:
              alert ("Please key in only numbers [0-9], space, -, (, ).");
              break;
            case 53:
              alert ("Please key in valid email address.");
              break;
            }  
          }
        }  
        else {
          bEmpty = true;
        }  
      }
      else {
        bEmpty = true;
      }
    }  

    //Check for empty    
    if (bValid) {
      if (bChkEmpty) {
        bValid = bEmpty?false:true;
        if (!bValid) {
          alert ("Please do not leave this field empty.");
          objName.focus();
        }  
      }  
    }

    if (bValid)
      return (true);
    else {
      objName.focus();
      objName.select();
      return (false);
    }
  }

  function retType(type) {
    switch (type) {
    case 1:
      //A to Z
      return ("ABCDEFGHIJKLMNOPQRSTUVWXYZ");
    case 2:
      //a to z
      return ("abcdefghijklmnopqrstuvwxyz");
    case 3:
      //A to Z, 0 to 9
      return ("ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789");
    case 4:
      //a to z, 0 to 9
      return ("abcdefghijklmnopqrstuvwxyz0123456789");
    case 5:
      //A to Z, a to z
      return ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz");
    case 6:
      //A to Z, a to z and space
      return ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz ");
    case 7:
      //A to Z, a to z and 0 to 9
      return ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789");
    case 8:
      //A to Z, a to z, 0 to 9 and space
      return ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 ");
    case 9:
      //All the visible characters
      return ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 `~!@#$%^&*()-=_+|[]{}:;<>?,.+-/'");
    case 10:
      //All the visible characters except comma
      return ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789 `~!@#$%^&*()-=_+[]{}:;<>,?.+-/'");
    case 50:
      //integer
      return ("0123456789");
    case 51:
      //decimal
      return ("0123456789.");
    case 52:
      //phone number
      return ("0123456789-() ");
    case 53:
      //email characters
      return ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789@-_.");
    }  
  }
  
  function chkFileExtension(objName, extenstionType, equalType)
  {
	myString = new String(Trim(objName.value));
	splitString = myString.split(".");
	if (equalType == "==") {
		if (splitString[splitString.length-1].toLowerCase() == extenstionType.toLowerCase()) {
			alert("File not allowed.");
			return false;
		}
		else {
			return true;
		}
	}
	else {
		if (splitString[splitString.length-1].toLowerCase() != extenstionType.toLowerCase()) {
			alert("File not allowed.");
			return false;
		}
		else {
			return true;
		}
	}
	
  }
  
  function checkEmpty(objName, strField) 
  {
     var boolOK;
     boolOK = true;
     
     if (Trim(objName.value) == "") 
     {
        alert("Please do not leave any blank for " + strField + ".");
        objName.focus();
        boolOK = false;
     }
     
     return boolOK;
}

function isEmail(v1) {

		var v = Trim(v1.value);
		var at="@"
		var dot="."
		var lat=v.indexOf(at)
		var lstr=v.length
		var ldot=v.indexOf(dot)
		if (v.indexOf(at)==-1){
		   alert("Please enter valid Email.");
		   v1.focus();
		   return false;
		}

		if (v.indexOf(at)==-1 || v.indexOf(at)==0 || v.indexOf(at)==lstr){
		   alert("Please enter valid Email.");
		   v1.focus();
		   return false;
		}

		if (v.indexOf(dot)==-1 || v.indexOf(dot)==0 || v.indexOf(dot)==lstr){
		    alert("Please enter valid Email.");
		    v1.focus();
		    return false;
		}

		 if (v.indexOf(at,(lat+1))!=-1){
		    alert("Please enter valid Email.");
		    v1.focus();
		    return false;
		 }

		 if (v.substring(lat-1,lat)==dot || v.substring(lat+1,lat+2)==dot){
		    alert("Please enter valid Email.");
		    v1.focus();
		    return false;
		 }

		 if (v.indexOf(dot,(lat+2))==-1){
		    alert("Please enter valid Email.");
		    v1.focus();
		    return false;
		 }
		
		 if (v.indexOf(" ")!=-1){
		    alert("Please enter valid Email.");
		    v1.focus();
		    return false;
		 }

 		 return true;		
	}

 
function WinOpen(strUrl)
{
    
 //var windowprops = "top=0,left=0,toolbar=no,resizable=no,scrollbars=yes" + ",width=" + (screen.width-10) + ",height=" + (screen.height-75);
 var windowprops = "top=0,left=0,toolbar=no,resizable=yes,scrollbars=yes,width=410,height=400";
 window.open (strUrl,"PreviewWindow",windowprops);

}

function gotoPage(strUrl)
{
	document.location.href = strUrl
}
  
//-->