'hideElement()'
"a=JSXBoard_b .create('point', [0,0], {name:'', showInfoBox:false, visible:true, size:2}).hideElement();\n"
+"b=JSXBoard_b .create('point', [1,1], {name:'', showInfoBox:false, visible:true, size:2});\n"
+"JSXBoard_b .create('segment', [a,b], {strokeWidth:1, strokeColor:'black', showInfoBox:false, visible:true, size:2});\n";