Change the number "35" to the height of Your Picture.
Adjust "15/-15" for the gap between replaced header and all below it.
Change "transparent" to whatever header background color you wish (Optional).
Replace "Your Image URL" with your own header picture URL.
.K {Profile Name Pic}
div.basicInfoDetails h2 {display:block; height:35px;
font-size:0px; word-spacing:-1000px; letter-spacing:-1000px;
margin-bottom:15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Status And Mood Header Pic}
div.statusMoodModule h3.moduleHead span span {display:none;}
div.statusMoodModule h3.moduleHead {height:35px;
margin-bottom:15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Player Header Pic}
div.musicPlayerModule h3.moduleHead {display:block; width:290px;}
div.musicPlayerModule h3.moduleHead span span {display:none;}
div.musicPlayerModule h3.moduleHead {height:35px;
margin-bottom:15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Interests Header Pic}
div.interestsModule h3.moduleHead span span {display:none;}
div.interestsModule h3.moduleHead {height:35px;
margin-bottom:-15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Details Header Pic}
div.detailsModule h3.moduleHead span span {display:none;}
div.detailsModule h3.moduleHead {height:35px;
margin-bottom:-15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Schools Header Pic}
div.schoolsModule h3.moduleHead span span {display:none;}
div.schoolsModule h3.moduleHead {height:35px;
margin-bottom:-15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Companies Header Pic}
div.companiesModule h3.moduleHead span span {display:none;}
div.companiesModule h3.moduleHead {height:35px;
margin-bottom:-15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Networking Header Pic}
div.networkingModule h3.moduleHead span span {display:none;}
div.networkingModule h3.moduleHead {height:35px;
margin-bottom:-15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Blogs Header Pic}
div.blogsModule h3.moduleHead span span {display:none;}
div.blogsModule h3.moduleHead {height:35px;
margin-bottom:-15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Blurbs Header Pic}
div.blurbsModule h3.moduleHead span span {display:none;}
div.blurbsModule h3.moduleHead {height:35px;
margin-bottom:-15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {About Me Header Pic}
div.blurbsModule div.blurbAboutMe h4 {display:block; height:35px;
font-size:0px; word-spacing:-1000px; letter-spacing:-1000px;
margin-bottom:15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Meet Header Pic}
div.blurbsModule div.blurbLikeToMeet h4 {display:block; height:35px;
font-size:0px; word-spacing:-1000px; letter-spacing:-1000px;
margin-bottom:15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Calendar Header Pic}
div.calendarModule h3.moduleHead span span {display:none;}
div.calendarModule h3.moduleHead {height:35px;
margin-bottom:-15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Friends Header Pic}
div.friendSpaceModule h3.moduleHead span span {display:none;}
div.friendSpaceModule h3.moduleHead {height:35px;
margin-bottom:-15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Comments Header Pic}
div.commentsModule h3.moduleHead span span {display:none;}
div.commentsModule h3.moduleHead {height:35px;
margin-bottom:-15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Application Header Pic}
div.mdpapplicationModule h3.moduleHead span span {display:none;}
div.mdpapplicationModule h3.moduleHead {height:35px;
margin-bottom:15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Video Player Header Pic}
div.videoPlayerModule h3.moduleHead {display:block;}
div.videoPlayerModule h3.moduleHead span span {display:none;}
div.videoPlayerModule h3.moduleHead {height:35px;
margin-bottom:15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}
.K {Video Slider Header Pic}
div.videoSliderModule h3.moduleHead {display:block;}
div.videoSliderModule h3.moduleHead span span {display:none;}
div.videoSliderModule h3.moduleHead {height:35px;
margin-bottom:15px;
background-color:transparent;
background-image:url(Your Image URL);
background-repeat:no-repeat;}