Convert PNG image to CL Ad Ready HTML CODE

Need script to convert banner ad (attachment) to html code ready to pop into CL ad. Use banner image attachment, and make code that will make image appear as full screen width as the image on bottom of this ad [login to view URL] Put the code at bottom of this current html code </span></p> BMORE GROUP LLC</div> <br /> ROY HUGGINS - BMORE GROUP LLC</span><br /><span style="color: #000000; font-size: x-large;">CALL NOW!!!</span><br /><span style="color: #000000; font-size: x-large;">(305) 577-9939 After Hrs (954) 303-9801</span><br /><span style="color: #000000; font-size: x-large;"><br /></span></div> <br><br> Use attachment for bid