//Proj4js.defs["EPSG:23031"] = "+proj=utm +zone=31 +ellps=intl +towgs84=-136.65549,-141.4658,-167.29848,-2.093111,-0.0014055,-0.1077098,11.54611 +units=m +no_defs";

Proj4js.defs["EPSG:23031"] = "+proj=utm +zone=31 +ellps=intl +towgs84=-136.65549,-141.46580,-167.29848,-2.09308759,-0.00140548839,-0.107708594,1.000011546110 +units=m +no_defs";

//Proj4js.defs["EPSG:23031"] = "+proj=utm +ellps=new_intl +zone=31 +units=m +towgs84=-136.65549,-141.46580,-167.29848,-2.09308759,-0.00140548839,-0.107708594,1.000011546110 +no_defs";

//Proj4js.defs["EPSG:23031"] = "+proj=utm +zone=31 +ellps=intl +towgs84=-136.65549,-141.46580,-167.29848,-2.09308759,-0.00140548839,-0.107708594,1.000011546110 +k=0.999600 +x_0=500000 +y_0=0 +units=m +no_defs";

//Proj4js.defs["EPSG:23031"] = "+proj=utm +zone=31 +ellps=intl +towgs84=-131.0320,-100.2510,-163.3540,-1.2438,-0.0195,-1.1436,9.3900 +units=m +no_defs";

//Proj4js.defs["EPSG:23031"] = "+proj=utm +zone=31 +ellps=intl +lat_0=0 +lon_0=3.0 +k=0.999600 +x_0=500000 +y_0= +a=6378388.0, +b=6356911.94612795 +units=m +no_defs";

//Proj4js.defs["EPSG:23031"] = "+proj=utm +zone=31 +ellps=intl +towgs84=-157.89,-17.16,-78.41,2.118,2.697,-1.434,-1.1097046576093785 +units=m +no_defs";

//console.debug(Proj4js.defs["EPSG:23031"]);