// form validation function //
//var site_url = "http://sanjeev/dalzell/website_progressing/";
var site_url = "http://www.dalzellvolvo.com/";

function enquiry_validate(form) {
	
  var pname = form.frm_name.value;
  var pfone = form.frm_phone.value;
  var pemail = form.frm_email.value;
  var pmodel = form.model.value;
  var pinfo = form.add_info.value;
  var vcap = form.vID.value;
  
   if(pname == "Name") {
    inlineMsg('frm_name','Please enter the name <strong> &nbsp; &raquo;</strong>',2);
    return false;
  }
  if(pfone == "Phone") {
    inlineMsg('frm_phone','Please enter the phone <strong> &nbsp; &raquo;</strong>',2);
    return false;
  }
   if(pemail == "Email") {
    inlineMsg('frm_email','Please enter the email <strong> &nbsp; &raquo;</strong>',2);
    return false;
  }
  if(pemail != "")
	{
		var re = /^[a-z-._]+[a-z-_\d]+\@+([a-z-_]+[a-z-_\d]*\.)+([a-q-s-t-v-z]{2,4})+$/i  //edited
   		if(!pemail.match(re)) 
    	{
    		 inlineMsg('frm_email','Email not Valid <strong> &nbsp; &raquo;</strong>',2);
    			return false;
     	}
	}
	if(pmodel == "") {
    inlineMsg('model','Please select the model <strong> &nbsp; &raquo;</strong>',2);
    return false;
  }
  if(pinfo == "Comments") {
    inlineMsg('add_info','Please enter the comments <strong> &nbsp; &raquo;</strong>',2);
    return false;
  }
  if(vcap == "") {
    inlineMsg('vID','Please type the characters you see in the picture',2);
    return false;
  }
   return true;
}


function new_enquiry_validate(form) {
	
  var nname = form.name.value;
  var nfone = form.phone.value;
  var nemail = form.email.value;
  var nmodel = form.id_model.value;
 
  
   if(nname == "") {
    inlineMsg('name','Please enter the name <strong> &nbsp; &raquo;</strong>',2);
    return false;
  }
	
	if(nmodel == "") {
    inlineMsg('id_model','Please select the model <strong> &nbsp; &raquo;</strong>',2);
    return false;
  }
  if(nfone == "") {
    inlineMsg('phone','Please enter the phone <strong> &nbsp; &raquo;</strong>',2);
    return false;
  }
  
  if(nemail == "") {
    inlineMsg('email','Please enter the email <strong> &nbsp; &raquo;</strong>',2);
    return false;
  }
  if(nemail != "")
	{
		var re = /^[a-z-._]+[a-z-_\d]+\@+([a-z-_]+[a-z-_\d]*\.)+([a-q-s-t-v-z]{2,4})+$/i  //edited
   		if(!nemail.match(re)) 
    	{
    		 inlineMsg('email','Email not Valid <strong> &nbsp; &raquo;</strong>',2);
    			return false;
     	}
	}
  
   return true;
}
  

// START OF MESSAGE SCRIPT //

var MSGTIMER = 20;
var MSGSPEED = 5;
var MSGOFFSET = 3;
var MSGHIDE = 3;

// build out the divs, set attributes and call the fade function //
function inlineMsg(target,string,autohide) {
  var msg;
  var msgcontent;
  if(!document.getElementById('msg')) {
    msg = document.createElement('div');
    msg.id = 'msg';
    msgcontent = document.createElement('div');
    msgcontent.id = 'msgcontent';
    document.body.appendChild(msg);
    msg.appendChild(msgcontent);
    msg.style.filter = 'alpha(opacity=0)';
    msg.style.opacity = 0;
    msg.alpha = 0;
  } else {
    msg = document.getElementById('msg');
    msgcontent = document.getElementById('msgcontent');
  }
  msgcontent.innerHTML = string;
  msg.style.display = 'block';
  var msgheight = msg.offsetHeight;
  var targetdiv = document.getElementById(target);
  targetdiv.focus();
  var targetheight = targetdiv.offsetHeight;
  var targetwidth = targetdiv.offsetWidth;
  var topposition = topPosition(targetdiv) - ((msgheight - targetheight) / 2);
  var leftposition = leftPosition(targetdiv) + targetwidth + MSGOFFSET;
  msg.style.top = topposition + 'px';
  msg.style.left = leftposition + 'px';
  clearInterval(msg.timer);
  msg.timer = setInterval("fadeMsg(1)", MSGTIMER);
  if(!autohide) {
    autohide = MSGHIDE;  
  }
  window.setTimeout("hideMsg()", (autohide * 1000));
}

// hide the form alert //
function hideMsg(msg) {
  var msg = document.getElementById('msg');
  if(!msg.timer) {
    msg.timer = setInterval("fadeMsg(0)", MSGTIMER);
  }
}

// face the message box //
function fadeMsg(flag) {
  if(flag == null) {
    flag = 1;
  }
  var msg = document.getElementById('msg');
  var value;
  if(flag == 1) {
    value = msg.alpha + MSGSPEED;
  } else {
    value = msg.alpha - MSGSPEED;
  }
  msg.alpha = value;
  msg.style.opacity = (value / 100);
  msg.style.filter = 'alpha(opacity=' + value + ')';
  if(value >= 99) {
    clearInterval(msg.timer);
    msg.timer = null;
  } else if(value <= 1) {
    msg.style.display = "none";
    clearInterval(msg.timer);
  }
}

// calculate the position of the element in relation to the left of the browser //
function leftPosition(target) {
  var left =-420;
  if(target.offsetParent) {
    while(1) {
      left += target.offsetLeft;
      if(!target.offsetParent) {
        break;
      }
      target = target.offsetParent;
    }
  } else if(target.x) {
    left += target.x;
  }
  return left;
}

// calculate the position of the element in relation to the top of the browser window //
function topPosition(target) {
  var top =1;
  if(target.offsetParent) {
    while(1) {
      top += target.offsetTop;
      if(!target.offsetParent) {
        break;
      }
      target = target.offsetParent;
    }
  } else if(target.y) {
    top += target.y;
  }
  return top;
}

// preload the arrow //
if(document.images) {
  arrow = new Image(7,80); 
  arrow.src = "images/msg_arrow.gif"; 
}