DOMAIN_BLOG = "http://blog.danawa.com";

function isImgType(fileName) 
{
    if(fileName.substr(fileName.lastIndexOf(".")+1).toUpperCase() == "JPG" || 
         fileName.substr(fileName.lastIndexOf(".")+1).toUpperCase() == "JPEG" || 
         fileName.substr(fileName.lastIndexOf(".")+1).toUpperCase() == "PNG" ||
         fileName.substr(fileName.lastIndexOf(".")+1).toUpperCase() == "GIF") 
    { 
        return true; 	
    } 
    else 
    {
		return false;
	}
}


function fncDivDisplay(divno, pNo, BlogSeq, infoComm, sParentUrl)
{
	
	if(pNo == 2)
	{
		var divName_b = "divtb_";
		var ifrName_b = "ifrtb_";
		var divName_n = "div_";
		var ifrName_n = "ifr_";
	}
	else
	{
		var divName_b = "div_";
		var ifrName_b = "ifr_";
		var divName_n = "divtb_";
		var ifrName_n = "ifrtb_";
	}

	var divID = document.getElementById(divName_b + divno);
	var ifrID = document.getElementById(ifrName_b + divno);


	if(divID.style.display == 'none')
	{
		if(ifrID.height <= 0)
		{
			if(pNo == 2)
			{
				ifrID.src='/archive/list_trackback.php?nSeq='+divno+'&nBlogSeq='+BlogSeq+'&sParentUrl='+sParentUrl;
			}
			else
			{
				ifrID.src='/archive/list_comment.php?nSeq='+divno+'&nBlogSeq='+BlogSeq+'&infoComm='+infoComm+'&sParentUrl='+sParentUrl;
			}
		}
		divID.style.display = 'block';
	}
	else
	{
		divID.style.display = 'none';
	}
}