/* JavaScript Bible, Fourth Edition by Danny Goodman
John Wiley & Sons CopyRight 2001 */
<HTML> <HEAD> <TITLE>componentFromPoint() Method</TITLE> <SCRIPT LANGUAGE="JavaScript"> function whereInWorld(elem) { var x = event.clientX var y = event.clientY var component = document.all.myTextarea.componentFromPoint(x,y) if (window.event.srcElement == document.all.myTextarea) { if (component == "") { status = "mouseDown event occurred inside the element" } else { status = "mouseDown occurred on the element's " + component } } else { status = "mouseDown occurred " + component + " of the element" } } </SCRIPT> </HEAD> <BODY onMouseDown="whereInWorld()"> <H1>componentFromPoint() Method</H1> <HR> <P>Tracking the mouseDown event relative to the textarea object. View results in status bar.</P> <FORM> <TEXTAREA NAME="myTextarea" WRAP="off" COLS=12 ROWS=4> This is Line 1 This is Line 2 This is Line 3 This is Line 4 This is Line 5 This is Line 6 </TEXTAREA> </FORM> </BODY> </HTML>
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