zugriff auf in html eingebettetes script

[chipknecht]

hallo,

ich möchte von einem firefox addon aus auf in html eingebettete javascript scripte zugreifen.

bsp:

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</map><img id="map_links" src="img/x.gif" usemap="#map_overlay" />
<script type="text/javascript">
m_c.az = {"n1":175922,"n1p7":171116,"n2":176724,"n2p7":176730,"n3":177524,"n3p7":182330,"n4":176722,"n4p7":17 6716};
m_c.ad = [[[99,177,4,0,"d=179123&c=4f","t0"],[99,178,11,0,"d=178322&c=34","t3"],[99,179,2,0,"d=177521&c=cb","t5"],[99,180,10,0,"d=176720&c=40","t0"],[99,181,4,0,"d=175919&c=38","t7"],[99,182,2,0,"d=175118&c=2f","t0"],[99,183,12,0,"d=174317&c=d1","t0"]],[[100,177,0,9,"d=179124&c=84","o9"],[100,178,12,0,"d=178323&c=a4","t7"],[100,179,4,0,"d=177522&c=ae","t4"],[100,180,0,12,"d=176721&c=40","o12"],[100,181,3,0,"d=175920&c=88","t0"],[100,182,7,0,"d=175119&c=1f","t7"],[100,183,2,0,"d=174318&c=79","t0"]],[[101,177,10,0,"d=179125&c=5b","t3"],[101,178,3,0,"d=178324&c=36","t0"],[101,179,4,0,"d=177523&c=d7","t0"],[101,180,9,0,"d=176722&c=9e","b10","Kaff","Arturo","143","\u00b0DWD\u00b0"],[101,181,0,4,"d=175921&c=32","o4"],[101,182,3,0,"d=175120&c=45","t4"],[101,183,3,0,"d=174319&c=ee","t5"]],[[102,177,3,0,"d=179126&c=6b","t5"],[102,178,3,0,"d=178325&c=cc","t0"],[102,179,2,0,"d=177524&c=b5","t0"],[102,180,3,0,"d=176723&c=54","b20","Dorf","Arturo","420","\u00b0DWD\u00b0"],[102,181,11,0,"d=175922&c=69","t0"],[102,182,2,0,"d=175121&c=a7","t6"],[102,183,3,0,"d=174320&c=ae","t0"]],[[103,177,10,0,"d=179127&c=81","t0"],[103,178,3,0,"d=178326&c=2a","t2"],[103,179,0,3,"d=177525&c=df","o3"],[103,180,4,0,"d=176724&c=86","t0"],[103,181,2,0,"d=175923&c=f4","t0"],[103,182,0,3,"d=175122&c=74","o3"],[103,183,7,0,"d=174321&c=a4","t4"]],[[104,177,3,0,"d=179128&c=43","t8"],[104,178,5,0,"d=178327&c=bd","t0"],[104,179,3,0,"d=177526&c=7a","t7"],[104,180,11,0,"d=176725&c=a9","t0"],[104,181,11,0,"d=175924&c=fd","t0"],[104,182,9,0,"d=175123&c=ab","t2"],[104,183,3,0,"d=174322&c=62","t0"]],[[105,177,3,0,"d=179129&c=bd","t0"],[105,178,3,0,"d=178328&c=53","t6"],[105,179,10,0,"d=177527&c=67","t2"],[105,180,4,0,"d=176726&c=a9","t0"],[105,181,2,0,"d=175925&c=90","t3"],[105,182,2,0,"d=175124&c=82","t5"],[105,183,3,0,"d=174323&c=47","t1"]]];
m_c.z = {"x":102,"y":180};
m_c.size = 7;
var mdim = {"x":7,"y":7,"rad":3}
var mmode = 0;
function init_local()
{
map_init();
}
</script>

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ich möchte dabei auf die bestandteile von m_c also zum bsp m_c.az

ich habe schon diverse versuche unternommen, aber ohne erfolg.

hat jemand eine idee ob und wie das geht ?

vielen dank im voraus