diff --git a/adminer/static/editing.js b/adminer/static/editing.js
index e793cda1..6ecce30b 100644
--- a/adminer/static/editing.js
+++ b/adminer/static/editing.js
@@ -532,7 +532,7 @@ function schemaMousemove(event) {
 		var lineSet = { };
 		for (var i=0; i < divs.length; i++) {
 			if (divs[i].className == 'references') {
-				var div2 = qs('#' + (/^refs/.test(divs[i].id) ? 'refd' : 'refs') + divs[i].id.substr(4));
+				var div2 = qs('[id="' + (/^refs/.test(divs[i].id) ? 'refd' : 'refs') + divs[i].id.substr(4) + '"]');
 				var ref = (tablePos[divs[i].title] ? tablePos[divs[i].title] : [ div2.parentNode.offsetTop / em, 0 ]);
 				var left1 = -1;
 				var id = divs[i].id.replace(/^ref.(.+)-.+/, '$1');
@@ -545,7 +545,7 @@ function schemaMousemove(event) {
 					div2.querySelector('div').style.width = -left2 + 'em';
 				}
 				if (!lineSet[id]) {
-					var line = qs('#' + divs[i].id.replace(/^....(.+)-.+$/, 'refl$1'));
+					var line = qs('[id="' + divs[i].id.replace(/^....(.+)-.+$/, 'refl$1') + '"]');
 					var top1 = top + divs[i].offsetTop / em;
 					var top2 = top + div2.offsetTop / em;
 					if (divs[i].parentNode != div2.parentNode) {