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HTML is good for debugging, but probably is not suitable for your application.
Please see "format" parameter documentation at the API help
for more information.
<wddxPacket version='1.0'><header/><data><struct><var name='query'><struct><var name='namespaces'><struct><var name='-2'><struct><var name='id'><number>-2</number></var><var name='*'><string>Media</string></var></struct></var><var name='-1'><struct><var name='id'><number>-1</number></var><var name='*'><string>Special</string></var></struct></var><var name='0'><struct><var name='id'><number>0</number></var><var name='*'><string></string></var></struct></var><var name='1'><struct><var name='id'><number>1</number></var><var name='*'><string>Talk</string></var></struct></var><var name='2'><struct><var name='id'><number>2</number></var><var name='*'><string>User</string></var></struct></var><var name='3'><struct><var name='id'><number>3</number></var><var name='*'><string>User talk</string></var></struct></var><var name='4'><struct><var name='id'><number>4</number></var><var name='*'><string>Fringe</string></var></struct></var><var name='5'><struct><var name='id'><number>5</number></var><var name='*'><string>Fringe talk</string></var></struct></var><var name='6'><struct><var name='id'><number>6</number></var><var name='*'><string>Image</string></var></struct></var><var name='7'><struct><var name='id'><number>7</number></var><var name='*'><string>Image talk</string></var></struct></var><var name='8'><struct><var name='id'><number>8</number></var><var name='*'><string>MediaWiki</string></var></struct></var><var name='9'><struct><var name='id'><number>9</number></var><var name='*'><string>MediaWiki talk</string></var></struct></var><var name='10'><struct><var name='id'><number>10</number></var><var name='*'><string>Template</string></var></struct></var><var name='11'><struct><var name='id'><number>11</number></var><var name='*'><string>Template talk</string></var></struct></var><var name='12'><struct><var name='id'><number>12</number></var><var name='*'><string>Help</string></var></struct></var><var name='13'><struct><var name='id'><number>13</number></var><var name='*'><string>Help talk</string></var></struct></var><var name='14'><struct><var name='id'><number>14</number></var><var name='*'><string>Category</string></var></struct></var><var name='15'><struct><var name='id'><number>15</number></var><var name='*'><string>Category talk</string></var></struct></var></struct></var></struct></var></struct></data></wddxPacket>