Index: doc/user/09_appendix/bridges.svg
===================================================================
--- doc/user/09_appendix/bridges.svg	(revision 35710)
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-	<g transform="rotate(-90 1360 666)">
-	<text fill="#000000" text-anchor="middle" x="1360" y="666" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">TCP/IP</tspan></text>
+	<line  marker-end="url(#ahe)" marker-start="url(#ahs)"  x1="1360" y1="410.4" x2="1360" y2="957.6" stroke="#000000"/>
+	<g transform="rotate(-90 1360 684)">
+	<text fill="#000000" text-anchor="middle" x="1360" y="684" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">TCP/IP</tspan></text>
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-	<g transform="rotate(-90 464 882)">
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+	<line  marker-end="url(#ahe)"  x1="80" y1="828" x2="192" y2="828" stroke="#000000"/>
+	<text fill="#000000" text-anchor="middle" x="136" y="828" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">import</tspan><tspan x="136" dy="1em">netlist</tspan></text>
+	<line  marker-end="url(#ahe)"  x1="976" y1="878.4" x2="976" y2="957.6" stroke="#000000"/>
 	<line  marker-end="url(#ahe)"  x1="96" y1="756" x2="192" y2="756" stroke="#000000"/>
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-	<text fill="#000000" text-anchor="middle" x="848" y="882" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">ps</tspan></text>
+	<line  marker-end="url(#ahe)"  x1="848" y1="878.4" x2="848" y2="957.6" stroke="#000000"/>
+	<g transform="rotate(-90 848 918)">
+	<text fill="#000000" text-anchor="middle" x="848" y="918" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">ps</tspan></text>
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-	<text fill="#000000" text-anchor="middle" x="720" y="882" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">IPC356D</tspan></text>
+	<line  marker-end="url(#ahe)" marker-start="url(#ahs)"  x1="832" y1="50.4" x2="832" y2="165.6" stroke="#000000"/>
+	<g transform="rotate(-90 832 108)">
+	<text fill="#000000" text-anchor="middle" x="832" y="108" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">schematics</tspan></text>
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-	<text fill="#000000" text-anchor="middle" x="592" y="882" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">.grb, .cnc</tspan></text>
+	<line  marker-end="url(#ahe)"  x1="1040" y1="878.4" x2="1040" y2="993.6" stroke="#000000"/>
+	<line  marker-end="url(#ahe)"  x1="720" y1="878.4" x2="720" y2="957.6" stroke="#000000"/>
+	<g transform="rotate(-90 720 918)">
+	<text fill="#000000" text-anchor="middle" x="720" y="918" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">IPC356D</tspan></text>
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+	<line  marker-end="url(#ahe)" marker-start="url(#ahs)"  x1="233.6" y1="50.4" x2="233.6" y2="165.6" stroke="#000000"/>
+	<g transform="rotate(-90 233.6 108)">
+	<text fill="#000000" text-anchor="middle" x="233.6" y="108" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">board</tspan><tspan x="233.6" dy="1em">s-expr</tspan></text>
+	</g>
+	<line  marker-end="url(#ahe)"  x1="400" y1="878.4" x2="400" y2="993.6" stroke="#000000"/>
+	<g transform="rotate(-90 400 936)">
+	<text fill="#000000" text-anchor="middle" x="400" y="936" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">postscript</tspan></text>
+	</g>
 	<line  marker-end="url(#ahe)"  x1="96" y1="792" x2="192" y2="792" stroke="#000000"/>
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+	<line  marker-end="url(#ahe)"  x1="1104" y1="878.4" x2="1104" y2="957.6" stroke="#000000"/>
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+	<line  marker-end="url(#ahe)"  x1="912" y1="878.4" x2="912" y2="993.6" stroke="#000000"/>
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+	<line  marker-end="url(#ahe)"  x1="1168" y1="878.4" x2="1168" y2="993.6" stroke="#000000"/>
+	<line  marker-start="url(#ahs)"  x1="272" y1="50.4" x2="272" y2="165.6" stroke="#000000"/>
+	<g transform="rotate(-90 272 108)">
+	<text fill="#000000" text-anchor="middle" x="272" y="108" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">board</tspan><tspan x="272" dy="1em">legacy</tspan></text>
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-	<line  marker-end="url(#ahe)"  x1="976" y1="842.4" x2="976" y2="921.6" stroke="#000000"/>
+	<line  marker-end="url(#ahe)"  x1="96" y1="216" x2="192" y2="216" stroke="#000000"/>
+	<text fill="#000000" text-anchor="middle" x="144" y="216" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">import</tspan><tspan x="144" dy="1em">netlist</tspan></text>
+	<line  marker-end="url(#ahe)"  x1="528" y1="878.4" x2="528" y2="993.6" stroke="#000000"/>
+	<g transform="rotate(-90 528 936)">
+	<text fill="#000000" text-anchor="middle" x="528" y="936" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">svg</tspan></text>
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+	<line  marker-end="url(#ahe)"  x1="272" y1="878.4" x2="272" y2="993.6" stroke="#000000"/>
+	<g transform="rotate(-90 272 936)">
+	<text fill="#000000" text-anchor="middle" x="272" y="936" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">lihata</tspan></text>
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-	<text fill="#000000" text-anchor="middle" x="832" y="108" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">schematics</tspan></text>
+	<line  marker-end="url(#ahe)" marker-start="url(#ahs)"  x1="393.6" y1="86.4" x2="393.6" y2="165.6" stroke="#000000"/>
+	<g transform="rotate(-90 393.6 126)">
+	<text fill="#000000" text-anchor="middle" x="393.6" y="126" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">footprint</tspan></text>
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+	<line  marker-end="url(#ahe)"  x1="96" y1="324" x2="192" y2="324" stroke="#000000"/>
+	<text fill="#000000" text-anchor="middle" x="144" y="324" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">import</tspan><tspan x="144" dy="1em">schematics</tspan></text>
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+	<line  marker-end="url(#ahe)"  x1="656" y1="878.4" x2="656" y2="993.6" stroke="#000000"/>
+	<line  marker-end="url(#ahe)" marker-start="url(#ahs)"  x1="624" y1="86.4" x2="624" y2="165.6" stroke="#000000"/>
+	<g transform="rotate(-90 624 126)">
+	<text fill="#000000" text-anchor="middle" x="624" y="126" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">board</tspan></text>
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+	<line  marker-end="url(#ahe)"  x1="96" y1="360" x2="192" y2="360" stroke="#000000"/>
+	<text fill="#000000" text-anchor="middle" x="144" y="360" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">import</tspan><tspan x="144" dy="1em">schematics</tspan></text>
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+	<line  marker-end="url(#ahe)"  x1="1011.2" y1="86.4" x2="1011.2" y2="165.6" stroke="#000000"/>
+	<g transform="rotate(-90 1011.2 126)">
+	<text fill="#000000" text-anchor="middle" x="1011.2" y="126" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">board</tspan></text>
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-	<text fill="#000000" text-anchor="middle" x="144" y="216" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">import</tspan><tspan x="144" dy="1em">netlist</tspan></text>
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-	<text fill="#000000" text-anchor="middle" x="393.6" y="126" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">footprint</tspan></text>
+	<line  marker-end="url(#ahe)" marker-start="url(#ahs)"  x1="1096" y1="50.4" x2="1096" y2="165.6" stroke="#000000"/>
+	<g transform="rotate(-90 1096 108)">
+	<text fill="#000000" text-anchor="middle" x="1096" y="108" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">board</tspan></text>
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-	<line  marker-end="url(#ahe)"  x1="96" y1="324" x2="192" y2="324" stroke="#000000"/>
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+	<line  marker-end="url(#ahe)" marker-start="url(#ahs)"  x1="1136" y1="86.4" x2="1136" y2="165.6" stroke="#000000"/>
+	<g transform="rotate(-90 1136 126)">
+	<text fill="#000000" text-anchor="middle" x="1136" y="126" font-family="Times,serif" font-size="14.00"><tspan dy="-0.2em">board</tspan></text>
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-	<line  marker-end="url(#ahe)" marker-start="url(#ahs)"  x1="1216" y1="396" x2="1312" y2="396" stroke="#000000"/>
 </g>
 </svg>
Index: doc/user/09_appendix/src/bridges.txt
===================================================================
--- doc/user/09_appendix/src/bridges.txt	(revision 35710)
+++ doc/user/09_appendix/src/bridges.txt	(revision 35711)
@@ -21,7 +21,8 @@
 |[orcdn]|   |                                                                |   |           |
 |[accln]|   |                                                                |   |           |
 |[prtln]|   |                                                                |   |           |
-|[msch ]|   +----------------------------------------------------------------+   +-----------+
+|[msch] |   |                                                                |   |           |
+|[bxl]  |   +----------------------------------------------------------------+   +-----------+
 +-------+
           *out----------------------------------------------------------------+
           |        [bom_]  [xy__]  [gerb]  [opcd]  [lpr_]  [scad]  [oems]     |    [web     ]
@@ -115,6 +116,9 @@
 [msch]
 	label Mentor grp.\n(netlist)
 
+[bxl]
+	label BXL\n(footprint)
+
 [easy]
 	label EasyEDA\n(web2.0)