How should i use to load data using java Script?

You need to
a) create object
b) define header structure
c) load data from any possible datasource

mygrid = new dhtmlXGridObject(‘gridbox’);

mygrid.setHeader(“Column A, Column B”);
mygrid.setInitWidths(“100,250”)
mygrid.init();

mygrid.loadXML(“grid.xml”);