/*------------------ global js (Front End) ----------------------------*/

/*--------------- Change style css ----------------------*/
function celOver(obj) {
  var s = obj.className;
  s = s.replace(/-over/g, "");
  obj.className = s+"-over";
}

function celOut(obj) {
  var s = obj.className;
  s = s.replace(/-over/g, "");
  obj.className = s;
}


/*------------- Search field ----------------*/
function searchinfo() {
  var errors = '';
  var form = document.SearchFrm
  if (form.searchfield.value == "Search" || form.searchfield.value == "") {
    errors = "True";
  }
  if (errors) {
    //alert('The following error(s) occurred:\n'+errors);
  }
  document.MM_returnValue = (errors == '');
}

function searchfocus(val) {
  if (val.value == "Search") {
    val.value = "";
  }
}

function searchblur(val) {
  if (val.value == "") {
    val.value = "Search";
  }
}


/*-------gallery system (item)----------*/
function popup(idimg,width,height) { 
  xp = (screen.width-width)/2;
  if (xp <= 0) {
    xp = 0;
  }
  yp = 0;

  fen = window.open(idimg,'','toolbar=0,location=0,directories=0,status=0,scrollbars=0,resizable=0,copyhistory=0,menuBar=0,top='+yp+',left='+xp+',width=' + width + ',height=' + height);
  fen.focus(); 
}

/*-------gallery system (itempopup)----------*/
function checksize() {
 if (document.images[0].complete) {
  window.resizeTo(document.images[0].width+12,document.images[0].height+30);
  window.focus();
 }
}

/*--------------Mailing List--------------------*/

//Function to check form is filled in correctly before submitting
function CheckForm () {

	var errorMsg = "";

	//Check for a name
        if (document.frmRegister.name.value.length == ''){
                errorMsg += "\n\tName \t\t- Enter your name";
        }
        
        //If an e-mail is entered check that the e-mail address is valid
        if (document.frmRegister.email.value == "" || (document.frmRegister.email.value.indexOf("@",0) == -1||document.frmRegister.email.value.indexOf(".",0) == -1)) {
                errorMsg +="\n\tEmail Address\t- Enter your valid email address";

        }

        //Check for a password
        if (document.frmRegister.password2.value.length <= 3){
                errorMsg += "\n\tPassword \t- Your Password must be at least 4 characters";
        }

	//If there is aproblem with the form then display an error
	if (errorMsg != ""){
		msg = "_______________________________________________________________\n\n";
		msg += "The form has not been submitted because there are problem(s) with the form.\n";
		msg += "Please correct the problem(s) and re-submit the form.\n";
		msg += "_______________________________________________________________\n\n";
		msg += "The following field(s) need to be corrected: -\n";

		errorMsg += alert(msg + errorMsg + "\n\n");
		return false;
	}

	return true;
}


/*------------------end global js----------------------------*/