Bug 202892 [SVG]Error pops up when click value series if set interactivity Blur/InvokeScript [13]
chart/org.eclipse.birt.chart.device.svg/src/org/eclipse/birt/chart/device/svg/EventHandlers.java
.append( "	}	\n" ) 
			.append( "	}	\n" ) 
			.append( "	TM.remove = function TooltipManager_removeTooltip(){	\n" ) 
			.append( "	if (typeof this.group != 'undefined'){	\n" ) 
			.append( "	  this.group.removeNode();\n" ) 
			.append( "	  this.group = undefined;\n" ) 
			.append( "	}	\n" ) 
			.append( "	}	\n" ) 
			.append( "		\n" ) 
			.append( "			TM.show = function TooltiplManager_showTooltip(evt,id){	\n" ) 
			.append( "        if (typeof id != 'undefined'){	\n" ) 
			.append( "     	       var mainSvg = evt.target.ownerDocument;	\n" ) 
			.append( "               var comp = mainSvg.getElementById(id);	\n" ) 
			.append( "               var styleStr = comp.getAttribute(\"style\");	\n" ) 
			.append( "               rHiddenExp=/visibility:[ ]*hidden/g;	\n" ) 
			.append( "               results = styleStr.search(rHiddenExp);	\n" ) 
			.append( "               if (results != -1)	\n" ) 
			.append( "     		       return;	\n" ) 
			.append( "     }	\n" ) 
			.append( "		var text = TM.getText(TM.getTitleElement(evt));	\n" ) 
			.append( "		x = evt.clientX;	\n" ) 
			.append( "		y = evt.clientY;	\n" ) 
			.append( "		update = true;\n" ) 
			.append( "	    if (this.oldX != 'undefined'){\n" ) 
			.append( "	      diffX = (x - this.oldX);\n" ) 
			.append( "	      if (diffX < 0) diffX= diffX*(-1);\n" ) 
			.append( "	      diffY = (y - this.oldY);\n" ) 
			.append( "	      if (diffY < 0) diffY= diffY*(-1);\n" ) 
			.append( "	      if ((diffY > 5) || (diffX > 5))\n" ) 
			.append( "	        update = true;\n" )