function CopyPaste(){
	var text='';
	var is_onmouseup=false;
	var is_ctrl=false;
	this.Init=Init;
	this.ChangeTextInSelection=ChangeTextInSelection;
	this.EventHandler=EventHandler;
	function Init(init_text){
		text=init_text;
		if(window.addEventListener){
			if(window.navigator.userAgent.match('Firefox')){
				switch(window.navigator.userAgent.match(/Firefox\/\d/).toString()){
					case'Firefox/1':
					case'Firefox/2':
						document.addEventListener('mouseup',this.EventHandler,false);
						is_onmouseup=true;
						document.addEventListener('keyup',function(e){
							if(e.which==17)is_ctrl=false;
						},false);
						document.addEventListener('keydown',function(e){
							if(e.which==17)is_ctrl=true;
							if(e.which==67&&is_ctrl==true)EventHandler();
						},false);
						break;
					default:
						document.getElementsByTagName('body')[0].addEventListener('copy',this.EventHandler,false);
				}
			}else{
				document.getElementsByTagName('body')[0].addEventListener('copy',this.EventHandler,false);
			}
		}else{
			document.getElementsByTagName('body')[0].attachEvent('oncopy',this.EventHandler);
		}
	};
	function ChangeTextInSelection(text){
		var body_element=document.getElementsByTagName('body')[0];
		var new_selection_block=document.createElement('div');
		new_selection_block.style.overflow='hidden';
		new_selection_block.style.color='#000000';
		new_selection_block.style.backgroundColor='transparent';
		new_selection_block.style.textAlign='left';
		new_selection_block.style.textDecoration='none';
		new_selection_block.style.border='none';
		new_selection_block.id='new_selection_block'+Math.random().toString();
		if(typeof window.getSelection!='undefined'){
			var current_selection=window.getSelection();
			if(current_selection.toString()){
				if(typeof current_selection.setBaseAndExtent!='undefined'){

					var copytext = current_selection + text;
					var newdiv = document.createElement('div');
					newdiv.style.position='absolute';
					newdiv.style.left='-99999px';
					body_element.appendChild(newdiv);
					newdiv.innerHTML = copytext;
					current_selection.selectAllChildren(newdiv);
					
					window.setTimeout(function(){
						body_element.removeChild(newdiv);
					},0);
				}else{
					var current_text_lower=text.replace(/<.*?>/gi,'');
					if(current_selection.toString().indexOf(current_text_lower)==-1){
						var new_text_block=document.createElement('div');
						new_text_block.style.position='fixed';
						body_element.appendChild(new_text_block);
						new_selection_block.innerHTML=text;
						new_text_block.appendChild(new_selection_block);
						var new_range=document.createRange();
						new_range.selectNode(new_text_block);
						current_selection.addRange(new_range);
						window.setTimeout(function(){
							new_text_block.parentNode.removeChild(new_text_block);
						},(is_onmouseup)?3000:0);
					}
				}
			}
		}else{
			var range=document.selection.createRange();
			new_selection_block.style.width=0;
			new_selection_block.style.height=0;
			var current_range_text_lower=range.text.toString().toLowerCase();
			var current_text_lower=text.toLowerCase().replace(/<.*?>/gi,'');
			if(current_range_text_lower.indexOf(current_text_lower)==-1){
				new_selection_block.innerHTML=range.htmlText+text;
			}else{
				new_selection_block.innerHTML=range.htmlText;
			}
			body_element.appendChild(new_selection_block);
			var new_text_range=body_element.createTextRange();
			new_text_range.moveToElementText(new_selection_block);
			new_text_range.select();
			window.setTimeout(function(){
				new_selection_block.parentNode.removeChild(new_selection_block);
				if(range.text!=''){
					range.select();
				}
			},0);
		}
	};
	function EventHandler(e){
		ChangeTextInSelection(text);
	};
}
if(window.attachEvent){
	window.attachEvent('onload',init);
}else if(window.addEventListener){
	window.addEventListener('load',init,false);
}else{
	window.onload=init;
}
function init(){
	var copy_paste=new CopyPaste();
	var share_url=document.location.href;
	//share_url+=(share_url.indexOf('?'>-1)?'&cp':'?cp');
	copy_paste.Init('<br /><br /><a href="'+share_url+'" target="_blank_">'+share_url+'</a>',true);
}