i am using tablelayoutpanel in my appl.. i insert the image thmubnail into that.. 1st row contain image thumbnail n next row contain much smaller image(delete). this small image used for delete purpose. when user clicks onto the small image then the above image thumbnail got deleted.. there i take the mouse over event n image click for the small(delete) image..mouse over event used for tooltip shown.. & image click event used for the deleting purpose...but the problem is cell is big enough for image(delete)... i cant change the height n width of cells.. when mouse cursor comes over cells (not on the image) it also showing the tool tip.. my image click event n mouse over event work for whole cell not particularly for delete image.. i cant make the small size b'coz my above image larger... that cells size appropiate for above one ..not for the below image.. wht should i do.. i cant change the size for coloumn.. hope u understand my problem...