From 95a243753614b21a165966c589780706a31ed53f Mon Sep 17 00:00:00 2001
From: Matthew Noorenberghe <github@matthew.noorenberghe.com>
Date: Sun, 23 Feb 2014 00:52:37 -0800
Subject: Switch from browser detection using document.all to feature detection

---
 find.php                                           | 21 +++---------
 lifespan.php                                       |  6 ++--
 .../_MEDIA/media_0_inverselink.php                 | 37 ++++++++++++----------
 3 files changed, 29 insertions(+), 35 deletions(-)

diff --git a/find.php b/find.php
index 287f66476c..f931f2c320 100644
--- a/find.php
+++ b/find.php
@@ -334,23 +334,12 @@ if ($type == "facts") {
 	DefaultTag.prototype= {
 		_newCounter:0
 		,view:function() {
-			var row=document.createElement("tr"),cell,o;
+			var row=document.createElement("tr"),cell;
 			row.appendChild(cell=document.createElement("td"));
-			o=null;
-			if (document.all) {
-				//Old IEs handle the creation of a checkbox already checked, as far as I know, only in this way
-				try {
-					o=document.createElement("<input type='checkbox' id='tag"+this._counter+"' "+(this.selected?"checked='checked'":"")+">");
-				} catch(e) {
-					o=null;
-				}
-			}
-			if (!o) {
-				o=document.createElement("input");
-				o.setAttribute("id","tag"+this._counter);
-				o.setAttribute("type","checkbox");
-				if (this.selected) o.setAttribute("checked", "checked");
-			}
+			var o = document.createElement("input");
+			o.id = "tag"+this._counter;
+			o.type = "checkbox";
+			o.checked = this.selected;
 			o.DefaultTag=this;
 			o.ParentRow=row;
 			o.onclick=function() {
diff --git a/lifespan.php b/lifespan.php
index cd775c4d7d..1524ac47a4 100644
--- a/lifespan.php
+++ b/lifespan.php
@@ -98,10 +98,11 @@ $controller
 		}
 		// Main function to retrieve mouse x-y pos.s
 		function getMouseXY(e) {
-			if (IE) { // grab the x-y pos.s if browser is IE
+			var event = e || window.event;
+			if (typeof event.pageX === "undefined" || typeof event.pageY === "undefined") {
 				msX = event.clientX + document.documentElement.scrollLeft;
 				msY = event.clientY + document.documentElement.scrollTop;
-			} else {  // grab the x-y pos.s if browser is NS
+			} else {
 				msX = e.pageX;
 				msY = e.pageY;
 			}
@@ -124,7 +125,6 @@ $controller
 			}
 		}
 
-		var IE = document.all?true:false;
 		document.onmousemove = getMouseXY;
 		document.onmouseup = releaseimage;
 ');
diff --git a/modules_v3/GEDFact_assistant/_MEDIA/media_0_inverselink.php b/modules_v3/GEDFact_assistant/_MEDIA/media_0_inverselink.php
index ec04709d2d..a6bf55a1b1 100644
--- a/modules_v3/GEDFact_assistant/_MEDIA/media_0_inverselink.php
+++ b/modules_v3/GEDFact_assistant/_MEDIA/media_0_inverselink.php
@@ -270,10 +270,10 @@ function insertRowToTable(pid, nam, head)
 		var numrows = links.rows.length;
 		var strRow = '';
 		for (var i=1; i<numrows; i++) {
-			if (document.all) { // If Internet Explorer
-				strRow += (strRow==''?'':', ') + links.rows[i].cells[1].innerText;
-			} else {
+			if (typeof links.rows[i].cells[1].textContent !== "undefined") {
 				strRow += (strRow==''?'':', ') + links.rows[i].cells[1].textContent;
+			} else {
+				strRow += (strRow==''?'':', ') + links.rows[i].cells[1].innerText;
 			}
 		}
 		strRow += (strRow==''?'':', ');
@@ -287,8 +287,14 @@ function insertRowToTable(pid, nam, head)
 
 		// Check if id exists in "Add links" list ==========================
 		for (var i=0; i<tbl.tBodies[0].rows.length; i++) {
-			if (tbl.tBodies[0].rows[i].myRow.one.textContent==pid) {
-				rowToInsertAt = 'EXIST' ;
+			var cellText;
+			if (typeof tbl.tBodies[0].rows[i].myRow.one.textContent !== "undefined") {
+				cellText = tbl.tBodies[0].rows[i].myRow.one.textContent;
+			} else {
+				cellText = tbl.tBodies[0].rows[i].myRow.one.innerText;
+			}
+			if (cellText==pid) {
+				rowToInsertAt = 'EXIST';
 			} else
 			if (tbl.tBodies[0].rows[i].myRow && tbl.tBodies[0].rows[i].myRow.ra.getAttribute('type') == 'radio' && tbl.tBodies[0].rows[i].myRow.ra.checked) {
 				rowToInsertAt = i;
@@ -311,14 +317,10 @@ function removeHTMLTags(htmlString)
 	if (htmlString) {
 		var mydiv = document.createElement("div");
 			mydiv.innerHTML = htmlString;
-		if (document.all) // IE Stuff
-		{
-			return mydiv.innerText;
-		}
-		else // Mozilla does not work with innerText
-		{
+		if (typeof mydiv.textContent !== "undefined") {
 			return mydiv.textContent;
 		}
+		return mydiv.innerText;
 	}
 }
 
@@ -367,8 +369,11 @@ function addRowToTable(num, pid, nam, head)
 			} else {
 				var txtInp1 = document.createElement('div');
 				txtInp1.setAttribute('type', 'text');
-				txtInp1.innerHTML = pid; // Required for IE
-				txtInp1.textContent = pid;
+				if (typeof txtInp1.textContent !== "undefined") {
+					txtInp1.textContent = pid;
+				} else {
+					txtInp1.innerText = pid;
+				}
 			}
 				txtInp1.setAttribute('id', INPUT_NAME_PREFIX + iteration + '_1');
 				txtInp1.style.background='transparent';
@@ -532,10 +537,10 @@ function parseAddLinks() {
 	var tbl = document.getElementById('addlinkQueue');
 	for (var i=1; i<tbl.rows.length; i++) { // start at i=1 because we need to avoid header
 		var tr = tbl.rows[i];
-		if (document.all) { // If internet explorer
-			str += (str==''?'':',') + tr.cells[1].childNodes[0].innerHTML;
-		} else {
+		if (typeof tr.cells[1].childNodes[0].textContent !== "undefined") {
 			str += (str==''?'':',') + tr.cells[1].childNodes[0].textContent;
+		} else {
+			str += (str==''?'':',') + tr.cells[1].childNodes[0].innerHTML;
 		}
 	}
 	document.link.more_links.value = str;
-- 
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