var imageFiles_1m_21 = new Array();
imageFiles_1m_21['0'] = new Array ('_images/1m_Home_Page.gif', '_images/1m_Home_PageMouseover.gif');
imageFiles_1m_21['1'] = new Array ('_images/1m_Speakers_Bio.gif', '_images/1m_Speakers_BioMouseover.gif');
imageFiles_1m_21['2'] = new Array ('_images/1m_February_2010.gif', '_images/1m_February_2010Mouseover.gif');
imageFiles_1m_21['3'] = new Array ('_images/1m_27_August_2009.gif', '_images/1m_27_August_2009Mouseover.gif');
imageFiles_1m_21['4'] = new Array ('_images/1m_5_August_2009.gif', '_images/1m_5_August_2009Mouseover.gif');
imageFiles_1m_21['5'] = new Array ('_images/1m_April_2009.gif', '_images/1m_April_2009Mouseover.gif');
imageFiles_1m_21['6'] = new Array ('_images/1m_February_2009.gif', '_images/1m_February_2009Mouseover.gif');
imageFiles_1m_21['7'] = new Array ('_images/1m_December_2008.gif', '_images/1m_December_2008Mouseover.gif');
imageFiles_1m_21['8'] = new Array ('_images/1m_October_2008.gif', '_images/1m_October_2008Mouseover.gif');
imageFiles_1m_21['9'] = new Array ('_images/1m_August_2008.gif', '_images/1m_August_2008Mouseover.gif');
imageFiles_1m_21['10'] = new Array ('_images/1m_July_2008.gif', '_images/1m_July_2008Mouseover.gif');
imageFiles_1m_21['11'] = new Array ('_images/1m_May_15th_2008.gif', '_images/1m_May_15th_2008Mouseover.gif');
imageFiles_1m_21['12'] = new Array ('_images/1m_March_2008.gif', '_images/1m_March_2008Mouseover.gif');
imageFiles_1m_21['13'] = new Array ('_images/1m_February_2008.gif', '_images/1m_February_2008Mouseover.gif');
imageFiles_1m_21['14'] = new Array ('_images/1m_January_2008.gif', '_images/1m_January_2008Mouseover.gif');
imageFiles_1m_21['15'] = new Array ('_images/1m_October_2007.gif', '_images/1m_October_2007Mouseover.gif');
imageFiles_1m_21['16'] = new Array ('_images/1m_Case_Studies.gif', '_images/1m_Case_StudiesMouseover.gif');
imageFiles_1m_21['17'] = new Array ('_images/1m_Video.gif', '_images/1m_VideoMouseover.gif');

function image_on_1m_21 (position) {
   var doc = eval("document.image1m_21" + position);
   doc.src = imageFiles_1m_21[position][1];
}

function image_off_1m_21 (position) {
   var doc = eval("document.image1m_21" + position);
   doc.src = imageFiles_1m_21[position][0];
}