var modal = document.getElementById('myModal');
var btn = document.getElementById("FlagAd");
var modalbody = document.getElementById("modal-body");
var modalthanks = document.getElementById("modal-thanks");
btn.onclick = function() {
    modal.style.display = "block";
	modalbody.style.display = "inline-block";
	modalthanks.style.display = "none";
}
window.onclick = function(event) {
    if (event.target == modal) {
        modal.style.display = "none";
    }
}

function SendFlag(form) {
	var FlagAdID = form.FlagAdID.value;
	var FlagDetails = form.FlagDetails.value;
	
	var checkedValue = ""; 
	var inputElements = form.FlagReason;
	for(var i=0; inputElements[i]; ++i){
      if(inputElements[i].checked){
           checkedValue = inputElements[i].value + ", " + checkedValue;
      }
	}	
	if (checkedValue == "" && FlagDetails == "") { alert("Please select a reason"); return; }
	var imgloc = "//galileosm.galileosolutions.net/galileosm/realestate/send_flag.asp?id=" + FlagAdID + "&FlagDetails=" + encodeURI(FlagDetails) + "&FlagReason=" + encodeURI(checkedValue);
	modalbody.style.display = "none";
	modalthanks.style.display = "block";
	FlagAD = new Image(); 
	FlagAD.src=imgloc; 
}