--- usearch.c.orig	2008-11-02 20:16:31.000000000 +0100
+++ usearch.c	2011-02-02 22:05:25.000000000 +0100
@@ -416,15 +416,15 @@
 {
 	int x;
 
-	prm(markb);
-	prm(markk);
 	prm(srch->wrap_p);
 	if (srch->markb) {
+		prm(markb);
 		markb = srch->markb;
 		markb->owner = &markb;
 		markb->xcol = piscol(markb);
 	}
 	if (srch->markk) {
+		prm(markk);
 		markk = srch->markk;
 		markk->owner = &markk;
 		markk->xcol = piscol(markk);
@@ -515,14 +515,14 @@
 		srch->repeat = -1;
 		srch->flg = 0;
 
-		prm(markb);
-		prm(markk);
 		if (srch->markb) {
+			prm(markb);
 			markb = srch->markb;
 			markb->owner = &markb;
 			markb->xcol = piscol(markb);
 		}
 		if (srch->markk) {
+			prm(markk);
 			markk = srch->markk;
 			markk->owner = &markk;
 			markk->xcol = piscol(markk);
--- mouse.h.orig	2011-02-06 19:40:36.000000000 +0100
+++ mouse.h	2011-02-07 07:22:31.000000000 +0100
@@ -34,6 +34,9 @@
 /* mousedn(int x, int y) - handle a mouse-down event */
 void mousedn PARAMS((int x, int y));
 
+/* mousednmiddle(BW *bw, int x, int y) - handle a mouse-middlebutton-down event */ 
+void mousednmiddle PARAMS((BW *bw, int x, int y));
+
 /* mouseup(int x, int y) - handle a mouse-up event */
 void mouseup PARAMS((int x, int y));
 
@@ -63,5 +66,6 @@
 extern int auto_scroll; /* Set for autoscroll */
 extern int auto_trig_time; /* Time of next scroll */
 extern int joexterm; /* Set if xterm can do base64 paste */
+extern int mousecopy;  /* if copy block is activated by mouse middle-button */
 
 #endif
--- mouse.c.orig	2011-02-05 13:23:41.000000000 +0100
+++ mouse.c	2011-02-07 07:24:26.000000000 +0100
@@ -29,6 +29,7 @@
 int rtbutton=0;			/* use button 3 instead of 1 */
 int floatmouse=0;		/* don't fix xcol after tomouse */
 int joexterm=0;			/* set if we're using Joe's modified xterm */
+int mousecopy=0;
 
 static int selecting = 0;	/* Set if we did any selecting */
 
@@ -96,6 +97,7 @@
 		else
 			/* drag */
 			mousedrag(Cx,Cy);
+	else if ((Cb & 3) == 1 && (Cb & 32) == 0)  mousednmiddle(bw,Cx,Cy);  /* middle button */
 	else if ((maint->curwin->watom->what & TYPETW ||
 	          maint->curwin->watom->what & TYPEPW) &&
 	          joexterm && (Cb & 3) == 1)		/* Paste */
@@ -132,6 +134,16 @@
 	}
 }
 
+void mousednmiddle(BW *bw, int x, int y)
+{
+	Cx = x, Cy = y;
+	clicks=1;
+	fake_key(KEY_MDOWN);
+	mousecopy = 1;
+	ublkcpy (bw);
+	mousecopy = 0;
+}
+
 /* Return base64 code character given 6-bit number */
 
 char base64_code[]="\
--- ublock.c.orig	2011-02-07 07:25:31.000000000 +0100
+++ ublock.c	2011-02-07 07:22:56.000000000 +0100
@@ -11,7 +11,7 @@
 #include <sys/wait.h>
 #endif
 
-int nowmarking;
+int nowmarking, mousecopy;
 
 /* Global options */
 
@@ -546,12 +546,14 @@
 			}
 
 			binsb(bw->cursor, tmp);
-			if (lightoff)
-				unmark(bw);
-			else {
-				umarkb(bw);
-				umarkk(bw);
-				pfwrd(markk, size);
+			if (!mousecopy) {
+				if (lightoff)
+					unmark(bw);
+				else {
+					umarkb(bw);
+					umarkk(bw);
+					pfwrd(markk, size);
+				}
 			}
 			updall();
 			return 0;