Please follow http://mynasadata.larc.nasa.gov/las/UI.vm#panelHeaderHidden=false;differences=false;autoContour=false;xCATID=E1FDD4E311E8690B16343A398E1B9E92;xDSID=ocean_data;varid=chlorophyll-id-46af493d7c;imageSize=auto;over=xy;compute=Nonetoken;zlo=0;zhi=0;tlo=16-Sep-1997;thi=16-Sep-1997;catid=E1FDD4E311E8690B16343A398E1B9E92;dsid=ocean_data;varid=chlorophyll-id-46af493d7c;avarcount=0;xlo=0;xhi=360.2;ylo=-90;yhi=90.06;operation_id=Plot_2D_XY_zoom;view=xy.