我有一个多边形地图设置，适用于Chrome，但不适用于IE或Edge。在这些浏览器中，只有几个链接实际工作。这是我的代码：
<img src="Map for Web - Master - Effective 03-16-16.jpg" width="1126" height="718" alt="Territory Map" usemap="#map" />
<map name="map">`<area shape="poly" coords="1005, 313, 1019, 315, 1022, 291, 1090, 258, 1071, 234, 1119, 161, 1076, 104,
1056, 109, 1047, 131, 1033, 175, 1002, 188, 1017, 271, 985, 274, 994, 289, 993, 304"
href="../contact/49 Manning and Associates.html" alt="Manning and Associates"/>
<area shape="poly" coords="914, 341, 914, 352, 934, 345, 943, 352, 953, 350, 964, 355, 962, 366, 979, 375, 995, 398, 1021,
314, 1002, 315, 994, 305, 995, 289, 983, 273, 943, 280, 945, 336" href="../contact/50 Power Component Sales.html" alt="Power Component Sales"/>
<area shape="poly" coords="706, 593, 722, 594, 763, 592, 771, 583, 766, 571, 815, 569, 818, 550, 902, 555, 909, 540, 851,
466, 830, 466, 881, 425, 752, 429, 751, 436, 727, 433, 721, 440, 717, 442, 710, 435, 619, 432, 618, 504, 629, 510, 628,
517, 689, 521, 693, 535, 679, 568, 718, 570, 718, 580" href="../contact/51 Clifford Sales.html" alt="Clifford Sales"/>
<area shape="poly" coords="456, 256, 555, 270, 564, 278, 571, 274, 591, 285, 602, 331, 675, 334, 685, 341, 695, 344,
707, 355, 761, 356, 761, 303, 755, 286, 755, 262, 766, 215, 826, 189, 815, 182, 799, 182, 798, 174, 775, 178, 771,
184, 761, 183, 753, 175, 738, 176, 759, 160, 745, 158, 725, 174, 700, 180, 703, 174, 678, 181, 717, 148, 661, 132,
653, 135, 637, 128, 631, 113, 626, 120, 476, 107" href="../contact/52 Industrial Component Sales.html" alt="Industrial Component Sales"/>
<area shape="poly" coords="530, 111, 628, 121, 629, 112, 631, 95, 631, 27, 655, 1, 539, 1"
href="../contact/73 Techno-Rep.html" alt="Techno-Rep"/>
</map>
我错过了什么？