// create 8x4 two dimensional array
var resource = new Array(8);
for ( var i=0; i < resource.length; i++ )
  resource[i] = new Array(4);

// access first element
resource[0][0] = "NIH Podcasts"
resource[0][1] = "http://www.nih.gov/news/radio/nihpodcast.htm"
resource[0][2] = "Updated every Friday, the NIH Podcasts can be played on your computer or downloaded to your iPOD or other MP3 player."
resource[0][3] = "nih.jpg"

resource[1][0] = "Public Health Image Library"
resource[1][1] = "http://phil.cdc.gov/phil/home.asp"
resource[1][2] = "A searchable database of photographs, illustrations, multimedia files."
resource[1][3] = "phil.jpg"

resource[2][0] = "Health-Evidence.ca"
resource[2][1] = "http://health-evidence.ca/"
resource[2][2] = "A registry of published systematic reviews on the effectiveness of public health interventions."
resource[2][3] = "he.jpg"

resource[3][0] = "NCHS Data Warehouse"
resource[3][1] = "http://www.cdc.gov/nchs/datawh.htm"
resource[3][2] = "Download data files from the National Center for Health Statistics."
resource[3][3] = "nchs.jpg"

resource[4][0] = "Trends in Health and Aging"
resource[4][1] = "http://www.cdc.gov/nchs/agingact.htm"
resource[4][2] = "Locate tables on trends in the health of older Americans showing data by age, sex, race and Hispanic origin."
resource[4][3] = "trends.jpg"

resource[5][0] = "Michigan eLibrary"
resource[5][1] = "http://mel.lib.mi.us/"
resource[5][2] = "Databases of journal articles freely available to Michigan residents."
resource[5][3] = "mel.jpg"

resource[6][0] = "Guide to Community Preventive Services"
resource[6][1] = "http://www.thecommunityguide.org/"
resource[6][2] = "Evidence-based recommendations for programs and policies to promote population health."
resource[6][3] = "cg.jpg"

resource[7][0] = "Multilingual Health Information"
resource[7][1] = "http://nnlm.gov/outreach/consumer/multi.html"
resource[7][2] = "A useful compilation of web sites offering non-English language health information."
resource[7][3] = "languages.jpg"

index1 = Math.floor(Math.random() * resource.length);