/*

 overlibmws_draggable.js plug-in module - Copyright Foteos Macrides 2002-2007. All rights reserved.

   For support of the DRAGGABLE feature.

   Initial: August 24, 2002 - Last Revised: January 1, 2007

 See the Change History and Command Reference for overlibmws via:



	http://www.macridesweb.com/oltest/



 Published under an open source license: http://www.macridesweb.com/oltest/license.html

*/



OLloaded=0;

var OLdraggableCmds='draggable,dragcap,dragid';

OLregCmds(OLdraggableCmds);



// DEFAULT CONFIGURATION

if(OLud('draggable'))var ol_draggable=0;

if(OLud('dragcap'))var ol_dragcap=0;

if(OLud('dragid'))var ol_dragid='';

// END CONFIGURATION



var o3_draggable=0,o3_dragcap=0,o3_dragid='',o3_dragging=0,OLdrg=null,OLmMv,

OLcX,OLcY,OLcbX,OLcbY;function OLloadDraggable(){OLload(OLdraggableCmds);}

function OLparseDraggable(pf,i,ar){var t=OLtoggle,k=i;if(k<ar.length){

if(Math.abs(ar[k])==DRAGGABLE){t(ar[k],pf+'draggable');return k;}

if(Math.abs(ar[k])==DRAGCAP){t(ar[k],pf+'dragcap');return k;}

if(ar[k]==DRAGID){OLparQuo(ar[++k],pf+'dragid');return k;}}return -1;

}



function OLcheckDrag(){

if(o3_draggable){if(o3_sticky&&(o3_frame==self))OLinitDrag();else o3_draggable=0;}

}

function OLinitDrag(){

OLmMv=OLdw.onmousemove;o3_dragging=0;

if(OLns4){document.captureEvents(Event.MOUSEDOWN|Event.CLICK);

document.onmousedown=OLgrabEl;document.onclick=function(e){return routeEvent(e);}}

else{var dvido=(o3_dragid)?OLgetRef(o3_dragid):null,capid=(OLovertwoPI&&over==over2?

'overCap2':'overCap');if(dvido)dvido.onscroll=function(){OLdw.onmousemove=OLmMv;

OLinitDrag();};OLdrg=(o3_cap&&o3_dragcap)?OLgetRef(capid):over;

if(!OLdrg||!OLdrg.style)OLdrg=over;OLdrg.onmousedown=OLgrabEl;OLsetDrgCur(1);}

}

function OLsetDrgCur(d){if(!OLns4&&OLdrg)OLdrg.style.cursor=(d?'move':'auto');}



function OLgrabEl(e){

var e=(e||event);

var cKy=(OLns4?e.modifiers&Event.ALT_MASK:(e.altKey||(OLop7&&e.ctrlKey)));o3_dragging=1;

if(cKy){OLsetDrgCur(0);document.onmouseup=function(){OLsetDrgCur(1);o3_dragging=0;}

return(OLns4?routeEvent(e):true);}

OLx=(e.pageX||e.clientX+OLfd().scrollLeft);OLy=(e.pageY||e.clientY+OLfd().scrollTop);

if(OLie4)over.onselectstart=function(){return false;}

if(OLns4){OLcX=OLx;OLcY=OLy;document.captureEvents(Event.MOUSEUP)}else{

OLcX=OLx-(OLns4?over.left:parseInt(over.style.left));

OLcY=OLy-(OLns4?over.top:parseInt(over.style.top));

if((OLshadowPI)&&bkdrop&&o3_shadow){OLcbX=OLx-(parseInt(bkdrop.style.left));

OLcbY=OLy-(parseInt(bkdrop.style.top));}}OLdw.onmousemove=OLmoveEl;

document.onmouseup=function(){

if(OLie4)over.onselectstart=null;o3_dragging=0;OLdw.onmousemove=OLmMv;}

return(OLns4?routeEvent(e):false);

}



function OLmoveEl(e){

var e=(e||event);

OLx=(e.pageX||e.clientX+OLfd().scrollLeft);OLy=(e.pageY||e.clientY+OLfd().scrollTop);

if(o3_dragging){if(OLns4){over.moveBy(OLx-OLcX,OLy-OLcY);

if(OLshadowPI&&bkdrop&&o3_shadow)bkdrop.moveBy(OLx-OLcX,OLy-OLcY);}

else{OLrepositionTo(over,OLx-OLcX,OLy-OLcY);

if((OLiframePI)&&OLie55&&OLifsP1)OLrepositionTo(OLifsP1,OLx-OLcX,OLy-OLcY);

if((OLshadowPI)&&bkdrop&&o3_shadow){OLrepositionTo(bkdrop,OLx-OLcbX,OLy-OLcbY);

if((OLiframePI)&&OLie55&&OLifsSh)OLrepositionTo(OLifsSh,OLx-OLcbX,OLy-OLcbY);}}

if(OLhidePI)OLhideUtil(0,1,1,0,0,0);}if(OLns4){OLcX=OLx;OLcY=OLy;}

return false;

}



function OLclearDrag(){

if(OLns4){document.releaseEvents(Event.MOUSEDOWN|Event.MOUSEUP|Event.CLICK);

document.onmousedown=document.onclick=null;}else{

if(OLdrg)OLdrg.onmousedown=null;over.onmousedown=null;OLsetDrgCur(0);}

document.onmouseup=null;o3_dragging=0;

}



OLregRunTimeFunc(OLloadDraggable);

OLregCmdLineFunc(OLparseDraggable);



OLdraggablePI=1;

OLloaded=1;