var picture_div_name;var picture_follow_off_X=15;var picture_follow_off_Y=15;var picture_follow_region;var picture_mouseout_region;function init_follow_picture(A,C){if(picture_div_name){var B=document.getElementById(picture_div_name).style;B.visibility="hidden";picture_div_name=""}picture_div_name=A;picture_follow_region=YAHOO.util.Dom.getRegion(document.getElementById(picture_div_name));picture_follow_region.width=picture_follow_region.right-picture_follow_region.left+picture_follow_off_X;picture_follow_region.height=picture_follow_region.bottom-picture_follow_region.top+picture_follow_off_Y;picture_mouseout_region=YAHOO.util.Dom.getRegion(C)}function unset_follow_picture(A){mouseXY=YAHOO.util.Event.getXY(A);if(picture_mouseout_region.left<mouseXY[0]&&picture_mouseout_region.right>mouseXY[0]&&picture_mouseout_region.top<mouseXY[1]&&picture_mouseout_region.bottom>mouseXY[1]){return }if(picture_div_name){var B=document.getElementById(picture_div_name).style;B.visibility="hidden";picture_div_name=""}}function follow_picture(A){if(picture_div_name){if(document.getElementById){var F=document.getElementById(picture_div_name);var C=YAHOO.util.Event.getPageX(A);var B=YAHOO.util.Event.getPageY(A);var E=getConstrainedXY(C,B);var D=F.style;D.visibility="visible";D.left=(E[0]+picture_follow_off_X)+"px";D.top=(E[1]+picture_follow_off_Y)+"px"}}}function getConstrainedXY(L,J){var D=10,K=YAHOO.util.Dom.getViewportWidth(),G=YAHOO.util.Dom.getViewportHeight(),C=picture_follow_region.height,I=picture_follow_region.width,O=YAHOO.util.Dom.getDocumentScrollLeft(),M=YAHOO.util.Dom.getDocumentScrollTop();var F=L;var B=J;if(I+D<K){var H=O+D;var N=O+K-I-D;if(L<H){F=H}else{if(L>N){F=N}}}else{F=D+O}if(C+D<G){var E=M+D;var A=M+G-C-D;if(J<E){B=E}else{if(J>A){B=A}}}else{B=D+M}return[F,B]}