// JavaScript Document
function show_hide(id){
	var curState = document.getElementById(id).style.display
	if(curState == 'none'){
		document.getElementById(id).style.display = 'block'
	}else{
		document.getElementById(id).style.display = 'none'
	}
}

function update_status(id){
	var curState = document.getElementById(id).innerHTML
	if(curState == 'show'){
		document.getElementById(id).innerHTML = 'hide'
	}else{
		document.getElementById(id).innerHTML = 'show'
	}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}

function link_form_submit(formName,formAction){
	
	var emailFrom = document.getElementById('from').value
	if(emailFrom != ''){
		document.forms[formName].action = formAction
		document.forms[formName].submit()
	}else{
		alert('From is required')
	}
}

function select_all(id){
	var id_count = document.forms['guestList'].elements.length
	for(var i=0; i<id_count;i++){
		if(document.forms['guestList'].elements[i].type == 'checkbox'){
			if(document.forms['guestList'].elements[i].checked != true){
				document.forms['guestList'].elements[i].checked = true
			}else{
				document.forms['guestList'].elements[i].checked = false
		}
			
		}
	}
}

function set_image_field(id,imId){
	var fileField = document.getElementById(id).value
	var osType = navigator.appVersion
	if(fileField.indexOf('\\') != -1){
		var imgSplit = fileField.split('\\')
	}else{
		var imgSplit = fileField.split('\/')
	}
	var imgSplitKey = imgSplit.length - 1
	document.getElementById(imId).value = imgSplit[imgSplitKey]
}

var IE = document.all?true:false
if (!IE) document.captureEvents(Event.MOUSEMOVE)
document.onmousemove = getMouseXY;

var tempX = 0
var tempY = 0
		
function getMouseXY(e) {
	if (IE) { 
		tempX = event.clientX + document.body.scrollLeft
		tempY = event.clientY + document.body.scrollTop
	} else {  
 		tempX = e.pageX
 		tempY = e.pageY
 	}  
 	if (tempX < 0){tempX = 0}
 	if (tempY < 0){tempY = 0}  
 		 return true
}
		
function dropDesc(){
	var top = tempY
	var left = tempX
	document.getElementById('dropDesc').style.top = top+"px"
	document.getElementById('dropDesc').style.left = left+"px"
	document.getElementById('dropDesc').style.display = 'block'
}
		
function hideDesc(){
	document.getElementById('dropDesc').style.display = 'none'
}
function set_form_action(formName,action){
	document.forms[formName].action = action
}
function confirm_this(goTo){
	var answer = confirm ("Are you sure?")
	if (answer)
		window.location = goTo
}

function check_email_form(checkFields){	
	
	var errorMessage = '';
	var pass = false;
	var fields = checkFields.split(",");
	for(var i=0;i<fields.length;i++){
		div = fields[i].replace(" ","_")
		if(document.getElementById(div).value == ''){
			errorMessage += fields[i]+": can not be empty\n"
		}
	}

	
	if(errorMessage == ''){
		pass = true;
	}else{
		alert(errorMessage);
	}
	
	return pass;
}